Step 1: Start with the fraction 4/7.

Step 2: To convert a fraction into a percentage, divide the numerator by the denominator.

4 ÷ 7 = 0.5714

Step 3: Multiply the result by 100 to get the percentage.

0.5714 × 100 = 57.14%

Final Answer: 4/7 as a percentage is 57.14%.