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Finding the Fourth Proportional to 9,272.52, 12,796.14 and 5,080.92

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Solution

The fourth proportional to 9,272.52, 12,796.14 and 5,080.92 is: 7,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.52 : 12,796.14 = 5,080.92 : x
  2. Step 2: Convert to fraction form
    9,272.52/12,796.14 = 5,080.92/x
  3. Step 3: Cross multiply
    9,272.52x = 12,796.14 × 5,080.92
  4. Step 4: Simplify right side
    9,272.52x = 65,016,163.65
  5. Step 5: Solve for x
    x = 65,016,163.65/9,272.52
  6. Step 6: Final answer
    x = 7,011.70

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Double scale
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1.5x scale

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.