Question

the length of the scale drawing of the fence is 7 inches. find the length of the actual fence in feet. start by finding the length of the actual fence in inches. scale: 1 to 60

Explanation:

Step1: Set up proportion

Let $x$ be the length of the actual fence in inches. The scale is 1 to 60, so we have the proportion $\frac{1}{60}=\frac{7}{x}$.

Step2: Cross - multiply

$1\times x = 60\times7$.

Step3: Calculate $x$

$x = 420$ inches.

Answer:

420