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Finding the Fourth Proportional to 1,652.97, 2,281.17 and 906.96

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Solution

The fourth proportional to 1,652.97, 2,281.17 and 906.96 is: 1,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.97 : 2,281.17 = 906.96 : x
  2. Step 2: Convert to fraction form
    1,652.97/2,281.17 = 906.96/x
  3. Step 3: Cross multiply
    1,652.97x = 2,281.17 × 906.96
  4. Step 4: Simplify right side
    1,652.97x = 2,068,914.00
  5. Step 5: Solve for x
    x = 2,068,914.00/1,652.97
  6. Step 6: Final answer
    x = 1,251.63

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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.