# Chapter 11 - Rational Expressions and Functions - 11-4 Adding and Subtracting Rational Expressions - Mixed Review - Page 677: 65

$x = \frac{5}{3}$

#### Work Step by Step

To solve this proportion, we need to use the property of cross products. $\frac{1}{x} = \frac{3}{5}$ $1 \times 5= 3 \times x$ $5 = 3x$ Now we can divide both sides by 3 $\frac{5}{3} = \frac{3}{3}x$ $\frac{5}{3} = x$ $x = \frac{5}{3}$

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