Use the form below to do your conversion.
Solution
Step1
Log74987=Log(4987) ÷ Log(7)
Log(4987)= 3.6978393682184
Log(7)=0.84509804001426
Log74987=3.6978393682184 ÷ 0.84509804001426
Ans=4.3756335870285
Step2
Alternatively, the logarithm can be calculated like this.