Home / 10,488.08-15,737.61-4,248.76

Finding the Fourth Proportional to 10,488.08, 15,737.61 and 4,248.76

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Solution

The fourth proportional to 10,488.08, 15,737.61 and 4,248.76 is: 6,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.08 : 15,737.61 = 4,248.76 : x
  2. Step 2: Convert to fraction form
    10,488.08/15,737.61 = 4,248.76/x
  3. Step 3: Cross multiply
    10,488.08x = 15,737.61 × 4,248.76
  4. Step 4: Simplify right side
    10,488.08x = 66,865,227.93
  5. Step 5: Solve for x
    x = 66,865,227.93/10,488.08
  6. Step 6: Final answer
    x = 6,375.35

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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.