Home / 11,195.52-16,761.68-5,918.57

Finding the Fourth Proportional to 11,195.52, 16,761.68 and 5,918.57

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Solution

The fourth proportional to 11,195.52, 16,761.68 and 5,918.57 is: 8,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.52 : 16,761.68 = 5,918.57 : x
  2. Step 2: Convert to fraction form
    11,195.52/16,761.68 = 5,918.57/x
  3. Step 3: Cross multiply
    11,195.52x = 16,761.68 × 5,918.57
  4. Step 4: Simplify right side
    11,195.52x = 99,205,181.34
  5. Step 5: Solve for x
    x = 99,205,181.34/11,195.52
  6. Step 6: Final answer
    x = 8,861.15

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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.