Home / 10,876.13-16,306.20-3,476.32

Finding the Fourth Proportional to 10,876.13, 16,306.20 and 3,476.32

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Solution

The fourth proportional to 10,876.13, 16,306.20 and 3,476.32 is: 5,211.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.13 : 16,306.20 = 3,476.32 : x
  2. Step 2: Convert to fraction form
    10,876.13/16,306.20 = 3,476.32/x
  3. Step 3: Cross multiply
    10,876.13x = 16,306.20 × 3,476.32
  4. Step 4: Simplify right side
    10,876.13x = 56,685,569.18
  5. Step 5: Solve for x
    x = 56,685,569.18/10,876.13
  6. Step 6: Final answer
    x = 5,211.92

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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.