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Finding the Fourth Proportional to 8,884.88, 13,329.49 and 3,338.54

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Solution

The fourth proportional to 8,884.88, 13,329.49 and 3,338.54 is: 5,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.88 : 13,329.49 = 3,338.54 : x
  2. Step 2: Convert to fraction form
    8,884.88/13,329.49 = 3,338.54/x
  3. Step 3: Cross multiply
    8,884.88x = 13,329.49 × 3,338.54
  4. Step 4: Simplify right side
    8,884.88x = 44,500,960.55
  5. Step 5: Solve for x
    x = 44,500,960.55/8,884.88
  6. Step 6: Final answer
    x = 5,008.62

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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.