Home / 10,276.52-15,414.68-3,257.20

Finding the Fourth Proportional to 10,276.52, 15,414.68 and 3,257.20

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Solution

The fourth proportional to 10,276.52, 15,414.68 and 3,257.20 is: 4,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.52 : 15,414.68 = 3,257.20 : x
  2. Step 2: Convert to fraction form
    10,276.52/15,414.68 = 3,257.20/x
  3. Step 3: Cross multiply
    10,276.52x = 15,414.68 × 3,257.20
  4. Step 4: Simplify right side
    10,276.52x = 50,208,695.70
  5. Step 5: Solve for x
    x = 50,208,695.70/10,276.52
  6. Step 6: Final answer
    x = 4,885.77

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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.