Solve for x
x=\frac{2}{5}=0.4
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Linear Equation
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\frac{ 1 }{ 4 } \div \frac{ 2 }{ 15 } = \frac{ 3 }{ 4 } \div x
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x\times \frac{\frac{1}{4}}{\frac{2}{15}}=\frac{3}{4}
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by x.
x\times \frac{1}{4}\times \frac{15}{2}=\frac{3}{4}
Divide \frac{1}{4} by \frac{2}{15} by multiplying \frac{1}{4} by the reciprocal of \frac{2}{15}.
x\times \frac{1\times 15}{4\times 2}=\frac{3}{4}
Multiply \frac{1}{4} times \frac{15}{2} by multiplying numerator times numerator and denominator times denominator.
x\times \frac{15}{8}=\frac{3}{4}
Do the multiplications in the fraction \frac{1\times 15}{4\times 2}.
x=\frac{3}{4}\times \frac{8}{15}
Multiply both sides by \frac{8}{15}, the reciprocal of \frac{15}{8}.
x=\frac{3\times 8}{4\times 15}
Multiply \frac{3}{4} times \frac{8}{15} by multiplying numerator times numerator and denominator times denominator.
x=\frac{24}{60}
Do the multiplications in the fraction \frac{3\times 8}{4\times 15}.
x=\frac{2}{5}
Reduce the fraction \frac{24}{60} to lowest terms by extracting and canceling out 12.
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