Home / 11,129.04-16,694.28-3,733.20

Finding the Fourth Proportional to 11,129.04, 16,694.28 and 3,733.20

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Solution

The fourth proportional to 11,129.04, 16,694.28 and 3,733.20 is: 5,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.04 : 16,694.28 = 3,733.20 : x
  2. Step 2: Convert to fraction form
    11,129.04/16,694.28 = 3,733.20/x
  3. Step 3: Cross multiply
    11,129.04x = 16,694.28 × 3,733.20
  4. Step 4: Simplify right side
    11,129.04x = 62,323,086.10
  5. Step 5: Solve for x
    x = 62,323,086.10/11,129.04
  6. Step 6: Final answer
    x = 5,600.04

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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.