Home / 10,729.19-16,083.99-4,150.43

Finding the Fourth Proportional to 10,729.19, 16,083.99 and 4,150.43

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Solution

The fourth proportional to 10,729.19, 16,083.99 and 4,150.43 is: 6,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.19 : 16,083.99 = 4,150.43 : x
  2. Step 2: Convert to fraction form
    10,729.19/16,083.99 = 4,150.43/x
  3. Step 3: Cross multiply
    10,729.19x = 16,083.99 × 4,150.43
  4. Step 4: Simplify right side
    10,729.19x = 66,755,394.20
  5. Step 5: Solve for x
    x = 66,755,394.20/10,729.19
  6. Step 6: Final answer
    x = 6,221.85

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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.