Home / 657-1,359

Finding the Third Proportional to 657 and 1,359

Calculator

Solution

The third proportional to 657 and 1,359 is: 2,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    657 : 1,359 = 1,359 : x
  2. Step 2: Convert to fraction form
    657/1,359 = 1,359/x
  3. Step 3: Cross multiply
    657x = 1,359 × 1,359
  4. Step 4: Simplify right side
    657x = 1,846,881
  5. Step 5: Solve for x
    x = 1,846,881/657
  6. Step 6: Final answer
    x = 2,811.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.