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Finding the Fourth Proportional to 7,414.92, 11,122.92 and 3,032.46

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Solution

The fourth proportional to 7,414.92, 11,122.92 and 3,032.46 is: 4,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.92 : 11,122.92 = 3,032.46 : x
  2. Step 2: Convert to fraction form
    7,414.92/11,122.92 = 3,032.46/x
  3. Step 3: Cross multiply
    7,414.92x = 11,122.92 × 3,032.46
  4. Step 4: Simplify right side
    7,414.92x = 33,729,809.98
  5. Step 5: Solve for x
    x = 33,729,809.98/7,414.92
  6. Step 6: Final answer
    x = 4,548.91

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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.