Home / 10,331.12-15,494.52-3,404

Finding the Fourth Proportional to 10,331.12, 15,494.52 and 3,404

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Solution

The fourth proportional to 10,331.12, 15,494.52 and 3,404 is: 5,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.12 : 15,494.52 = 3,404 : x
  2. Step 2: Convert to fraction form
    10,331.12/15,494.52 = 3,404/x
  3. Step 3: Cross multiply
    10,331.12x = 15,494.52 × 3,404
  4. Step 4: Simplify right side
    10,331.12x = 52,743,346.08
  5. Step 5: Solve for x
    x = 52,743,346.08/10,331.12
  6. Step 6: Final answer
    x = 5,105.29

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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.