Home / 3,713.59-5,125.47-2,454.71

Finding the Fourth Proportional to 3,713.59, 5,125.47 and 2,454.71

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Solution

The fourth proportional to 3,713.59, 5,125.47 and 2,454.71 is: 3,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.59 : 5,125.47 = 2,454.71 : x
  2. Step 2: Convert to fraction form
    3,713.59/5,125.47 = 2,454.71/x
  3. Step 3: Cross multiply
    3,713.59x = 5,125.47 × 2,454.71
  4. Step 4: Simplify right side
    3,713.59x = 12,581,542.46
  5. Step 5: Solve for x
    x = 12,581,542.46/3,713.59
  6. Step 6: Final answer
    x = 3,387.98

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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.