Home / 2,575.28-3,553.95-1,456.38

Finding the Fourth Proportional to 2,575.28, 3,553.95 and 1,456.38

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Solution

The fourth proportional to 2,575.28, 3,553.95 and 1,456.38 is: 2,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.28 : 3,553.95 = 1,456.38 : x
  2. Step 2: Convert to fraction form
    2,575.28/3,553.95 = 1,456.38/x
  3. Step 3: Cross multiply
    2,575.28x = 3,553.95 × 1,456.38
  4. Step 4: Simplify right side
    2,575.28x = 5,175,917.16
  5. Step 5: Solve for x
    x = 5,175,917.16/2,575.28
  6. Step 6: Final answer
    x = 2,009.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.