Home / 10,799.13-16,189.11-5,531.22

Finding the Fourth Proportional to 10,799.13, 16,189.11 and 5,531.22

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Solution

The fourth proportional to 10,799.13, 16,189.11 and 5,531.22 is: 8,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.13 : 16,189.11 = 5,531.22 : x
  2. Step 2: Convert to fraction form
    10,799.13/16,189.11 = 5,531.22/x
  3. Step 3: Cross multiply
    10,799.13x = 16,189.11 × 5,531.22
  4. Step 4: Simplify right side
    10,799.13x = 89,545,529.01
  5. Step 5: Solve for x
    x = 89,545,529.01/10,799.13
  6. Step 6: Final answer
    x = 8,291.92

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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.