Home / 11,251.14-16,876.28-3,459.76

Finding the Fourth Proportional to 11,251.14, 16,876.28 and 3,459.76

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Solution

The fourth proportional to 11,251.14, 16,876.28 and 3,459.76 is: 5,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.14 : 16,876.28 = 3,459.76 : x
  2. Step 2: Convert to fraction form
    11,251.14/16,876.28 = 3,459.76/x
  3. Step 3: Cross multiply
    11,251.14x = 16,876.28 × 3,459.76
  4. Step 4: Simplify right side
    11,251.14x = 58,387,878.49
  5. Step 5: Solve for x
    x = 58,387,878.49/11,251.14
  6. Step 6: Final answer
    x = 5,189.51

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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.