Solve x/1.3=4/0.39

$$\frac { x } { 1.3 } = \frac { 4 } { 0.39 }$$

Solve for x

$$x = \frac{40}{3} = 13\frac{1}{3} \approx 13.333333333$$

Steps for Solving Linear Equation

Expand \frac{4}{0.39} by multiplying both numerator and the denominator by 100.

$$\frac{x}{1.3}=\frac{400}{39}$$

Multiply both sides by 1.3.

$$x=\frac{400}{39}\times 1.3$$

Convert decimal number 1.3 to fraction \frac{13}{10}.

$$x=\frac{400}{39}\times \frac{13}{10}$$

Multiply \frac{400}{39} times \frac{13}{10} by multiplying numerator times numerator and denominator times denominator.

$$x=\frac{400\times 13}{39\times 10}$$

Do the multiplications in the fraction \frac{400\times 13}{39\times 10}.

$$x=\frac{5200}{390}$$

Reduce the fraction \frac{5200}{390} to lowest terms by extracting and canceling out 130.

$$x=\frac{40}{3}$$