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Finding the Fourth Proportional to 9,229.77, 13,851.95 and 4,296.87

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Solution

The fourth proportional to 9,229.77, 13,851.95 and 4,296.87 is: 6,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,229.77 : 13,851.95 = 4,296.87 : x
  2. Step 2: Convert to fraction form
    9,229.77/13,851.95 = 4,296.87/x
  3. Step 3: Cross multiply
    9,229.77x = 13,851.95 × 4,296.87
  4. Step 4: Simplify right side
    9,229.77x = 59,520,006.91
  5. Step 5: Solve for x
    x = 59,520,006.91/9,229.77
  6. Step 6: Final answer
    x = 6,448.70

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1.5x scale

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.