Solve x:1.2=3:4

$$x : 1.2 = 3 : 4$$

Solve for x

$$x=0.9$$

Steps for Solving Linear Equation

Multiply both sides by 1.2.

$$x=\frac{3}{4}\times 1.2$$

Convert decimal number 1.2 to fraction \frac{12}{10}. Reduce the fraction \frac{12}{10} to lowest terms by extracting and canceling out 2.

$$x=\frac{3}{4}\times \frac{6}{5}$$

Multiply \frac{3}{4} times \frac{6}{5} by multiplying numerator times numerator and denominator times denominator.

$$x=\frac{3\times 6}{4\times 5}$$

Do the multiplications in the fraction \frac{3\times 6}{4\times 5}.

$$x=\frac{18}{20}$$

Reduce the fraction \frac{18}{20} to lowest terms by extracting and canceling out 2.

$$x=\frac{9}{10}$$