'Seven and a half' in the Bible
“You are to construct the altar of acacia wood. The altar must be square, 7½ feet long, and 7½ feet wide; it must be 4½ feet high.
The length of the courtyard is to be 150 feet, the width 75 feet at each end, and the height 7½ feet, all of it made of finely spun linen. The bases of the posts must be bronze.
Bezalel constructed the altar of burnt offering from acacia wood. It was square, 7½ feet long and 7½ feet wide, and was 4½ feet high.
The screen for the gate of the courtyard was embroidered with blue, purple, and scarlet yarn, and finely spun linen. It was 30 feet long, and like the hangings of the courtyard, 7½ feet high.
The lowest chamber was 7½ feet wide, the middle was nine feet wide, and the third was 10½ feet wide. He also provided offset ledges for the temple all around the outside so that nothing would be inserted into the temple walls.
He built the chambers along the entire temple, joined to the temple with cedar beams; each story was 7½ feet high.
One wing of the first cherub was 7½ feet long, and the other wing was 7½ feet long. The wingspan was 15 feet from tip to tip.
He also made two capitals of cast bronze to set on top of the pillars; 7½ feet was the height of the first capital, and 7½ feet was also the height of the second capital.
He made the cast metal reservoir, 15 feet from brim to brim, perfectly round. It was 7½ feet high and 45 feet in circumference.
He also killed an Egyptian who was seven and a half feet tall. Even though the Egyptian had a spear in his hand like a weaver’s beam, Benaiah went down to him with a club, snatched the spear out of the Egyptian’s hand, and then killed him with his own spear.
The overall length of the wings of the cherubim was 30 feet: the wing of one was 7½ feet, touching the wall of the room; its other wing was 7½ feet, touching the wing of the other cherub.
The wing of the other cherub was 7½ feet, touching the wall of the room; its other wing was 7½ feet, reaching the wing of the other cherub.
Then he made the cast metal reservoir, 15 feet from brim to brim, perfectly round. It was 7½ feet high and 45 feet in circumference.
For Solomon had made a bronze platform 7½ feet long, 7½ feet wide, and 4½ feet high and put it in the court. He stood on it, knelt down in front of the entire congregation of Israel, and spread out his hands toward heaven.
and had a bronze capital on top of it. One capital, encircled by bronze latticework and pomegranates, stood 7½ feet high. The second pillar was the same, with pomegranates.