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Finding the Fourth Proportional to 9,288.80, 14,001.48 and 8,753.44

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Solution

The fourth proportional to 9,288.80, 14,001.48 and 8,753.44 is: 13,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.80 : 14,001.48 = 8,753.44 : x
  2. Step 2: Convert to fraction form
    9,288.80/14,001.48 = 8,753.44/x
  3. Step 3: Cross multiply
    9,288.80x = 14,001.48 × 8,753.44
  4. Step 4: Simplify right side
    9,288.80x = 122,561,115.09
  5. Step 5: Solve for x
    x = 122,561,115.09/9,288.80
  6. Step 6: Final answer
    x = 13,194.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.