Use the form below to do your conversion.
Solution
Step1
Log74087=Log(4087) ÷ Log(7)
Log(4087)= 3.6114046377116
Log(7)=0.84509804001426
Log74087=3.6114046377116 ÷ 0.84509804001426
Ans=4.2733558317691
Step2
Alternatively, the logarithm can be calculated like this.