Question

On a scale model of a building, 1 4 inch represents 3 8 foot. What length on the model represents 1 foot? ​ 3 32 ​ in. ​ 2 3 ​ in. ​ 1 1 1 ​ in. ​​ ​ 10 2 3 ​ in.

Answer 1

2/3 in

Explanation:

We can use ratios to solve this problem.

1/4 inch x inches

-------------- = ---------------------

3 /8 ft 1 ft

Using cross products

1/4 * 1 = 3/8 * x

Multiply each side by 8/3 to isolate x

1/4 * 8/3 = 3/8*8/3 x

2/3 = x