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Finding the Fourth Proportional to 7,252.97, 10,883.09 and 5,407.79

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Solution

The fourth proportional to 7,252.97, 10,883.09 and 5,407.79 is: 8,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.97 : 10,883.09 = 5,407.79 : x
  2. Step 2: Convert to fraction form
    7,252.97/10,883.09 = 5,407.79/x
  3. Step 3: Cross multiply
    7,252.97x = 10,883.09 × 5,407.79
  4. Step 4: Simplify right side
    7,252.97x = 58,853,424.38
  5. Step 5: Solve for x
    x = 58,853,424.38/7,252.97
  6. Step 6: Final answer
    x = 8,114.40

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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.