Home / 2,264.91-3,397.46-621.56

Finding the Fourth Proportional to 2,264.91, 3,397.46 and 621.56

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Solution

The fourth proportional to 2,264.91, 3,397.46 and 621.56 is: 932.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.91 : 3,397.46 = 621.56 : x
  2. Step 2: Convert to fraction form
    2,264.91/3,397.46 = 621.56/x
  3. Step 3: Cross multiply
    2,264.91x = 3,397.46 × 621.56
  4. Step 4: Simplify right side
    2,264.91x = 2,111,705.14
  5. Step 5: Solve for x
    x = 2,111,705.14/2,264.91
  6. Step 6: Final answer
    x = 932.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.