Evaluate
\frac{12\sqrt{6}}{5}\approx 5.878775383
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\frac{4\sqrt{54}}{5}
Divide 4 by \frac{5}{\sqrt{54}} by multiplying 4 by the reciprocal of \frac{5}{\sqrt{54}}.
\frac{4\times 3\sqrt{6}}{5}
Factor 54=3^{2}\times 6. Rewrite the square root of the product \sqrt{3^{2}\times 6} as the product of square roots \sqrt{3^{2}}\sqrt{6}. Take the square root of 3^{2}.
\frac{12\sqrt{6}}{5}
Multiply 4 and 3 to get 12.
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