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Finding the Fourth Proportional to 8,850.88, 13,279.04 and 4,958.04

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Solution

The fourth proportional to 8,850.88, 13,279.04 and 4,958.04 is: 7,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.88 : 13,279.04 = 4,958.04 : x
  2. Step 2: Convert to fraction form
    8,850.88/13,279.04 = 4,958.04/x
  3. Step 3: Cross multiply
    8,850.88x = 13,279.04 × 4,958.04
  4. Step 4: Simplify right side
    8,850.88x = 65,838,011.48
  5. Step 5: Solve for x
    x = 65,838,011.48/8,850.88
  6. Step 6: Final answer
    x = 7,438.58

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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.