Home / 2,549.52-3,824.28-1,251.90

Finding the Fourth Proportional to 2,549.52, 3,824.28 and 1,251.90

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Solution

The fourth proportional to 2,549.52, 3,824.28 and 1,251.90 is: 1,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.52 : 3,824.28 = 1,251.90 : x
  2. Step 2: Convert to fraction form
    2,549.52/3,824.28 = 1,251.90/x
  3. Step 3: Cross multiply
    2,549.52x = 3,824.28 × 1,251.90
  4. Step 4: Simplify right side
    2,549.52x = 4,787,616.13
  5. Step 5: Solve for x
    x = 4,787,616.13/2,549.52
  6. Step 6: Final answer
    x = 1,877.85

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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.