4/81 as a percentage is 4.94%. This value is the rounded form of the exact decimal you get when you divide 4 by 81.
The fraction 4/81 is a small part of a whole, representing just a little bit more than four out of every hundred pieces. Because it’s less than one‑tenth, its percentage is also under five percent, making it easy to compare with other small values.
When you see 4.94% in a chart or a report, you now know it comes from the simple fraction 4/81. It’s a handy way to understand the size of the portion without doing the division yourself.