Question

alexa measured a restaurant and made a scale drawing. she used the scale 1 millimeter : 3 meters. in the drawing, the restaurants kitchen is 5 millimeters wide. what is the width of the actual kitchen? meters

Explanation:

Step1: Set up the proportion

Let $x$ be the actual width of the kitchen in meters. The scale is $1$ millimeter : $3$ meters. The width in the drawing is $5$ millimeters. So the proportion is $\frac{1}{3}=\frac{5}{x}$.

Step2: Cross - multiply

Cross - multiplying gives us $1\times x = 3\times5$.

Step3: Solve for $x$

$x = 15$.

Answer:

15