How do you solve for log_4 x = 3? Precalculus Properties of Logarithmic Functions Logarithm-- Inverse of an Exponential Function 1 Answer GiĆ³ Dec 9, 2015 I found x=64 Explanation: You can find x by changing the log into an exponential taking the base, 4, from the left and "pushing up" 3 on the right: log_4x=3 so: x=4^3=64 hope it helps! Answer link Related questions What is a logarithm? What are common mistakes students make with logarithms? How can a logarithmic equation be solved by graphing? How can I calculate a logarithm without a calculator? How can logarithms be used to solve exponential equations? How do logarithmic functions work? What is the logarithm of a negative number? What is the logarithm of zero? How do I find the logarithm log_(1/4) 1/64? How do I find the logarithm log_(2/3)(8/27)? See all questions in Logarithm-- Inverse of an Exponential Function Impact of this question 8095 views around the world You can reuse this answer Creative Commons License