Home / 11,499.18-17,260.92-5,659.90

Finding the Fourth Proportional to 11,499.18, 17,260.92 and 5,659.90

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Solution

The fourth proportional to 11,499.18, 17,260.92 and 5,659.90 is: 8,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,499.18 : 17,260.92 = 5,659.90 : x
  2. Step 2: Convert to fraction form
    11,499.18/17,260.92 = 5,659.90/x
  3. Step 3: Cross multiply
    11,499.18x = 17,260.92 × 5,659.90
  4. Step 4: Simplify right side
    11,499.18x = 97,695,081.11
  5. Step 5: Solve for x
    x = 97,695,081.11/11,499.18
  6. Step 6: Final answer
    x = 8,495.83

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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.