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Finding the Fourth Proportional to 9,296.63, 12,829.65 and 5,104.88

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Solution

The fourth proportional to 9,296.63, 12,829.65 and 5,104.88 is: 7,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.63 : 12,829.65 = 5,104.88 : x
  2. Step 2: Convert to fraction form
    9,296.63/12,829.65 = 5,104.88/x
  3. Step 3: Cross multiply
    9,296.63x = 12,829.65 × 5,104.88
  4. Step 4: Simplify right side
    9,296.63x = 65,493,759.54
  5. Step 5: Solve for x
    x = 65,493,759.54/9,296.63
  6. Step 6: Final answer
    x = 7,044.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.