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Finding the Fourth Proportional to 8,917.83, 13,388.90 and 5,024.97

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Solution

The fourth proportional to 8,917.83, 13,388.90 and 5,024.97 is: 7,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917.83 : 13,388.90 = 5,024.97 : x
  2. Step 2: Convert to fraction form
    8,917.83/13,388.90 = 5,024.97/x
  3. Step 3: Cross multiply
    8,917.83x = 13,388.90 × 5,024.97
  4. Step 4: Simplify right side
    8,917.83x = 67,278,795.71
  5. Step 5: Solve for x
    x = 67,278,795.71/8,917.83
  6. Step 6: Final answer
    x = 7,544.30

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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.