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Finding the Fourth Proportional to 8,882.92, 13,326 and 4,442.90

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Solution

The fourth proportional to 8,882.92, 13,326 and 4,442.90 is: 6,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.92 : 13,326 = 4,442.90 : x
  2. Step 2: Convert to fraction form
    8,882.92/13,326 = 4,442.90/x
  3. Step 3: Cross multiply
    8,882.92x = 13,326 × 4,442.90
  4. Step 4: Simplify right side
    8,882.92x = 59,206,085.40
  5. Step 5: Solve for x
    x = 59,206,085.40/8,882.92
  6. Step 6: Final answer
    x = 6,665.16

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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.