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Finding the Fourth Proportional to 1,773.70, 2,662.17 and 952.90

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Solution

The fourth proportional to 1,773.70, 2,662.17 and 952.90 is: 1,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.70 : 2,662.17 = 952.90 : x
  2. Step 2: Convert to fraction form
    1,773.70/2,662.17 = 952.90/x
  3. Step 3: Cross multiply
    1,773.70x = 2,662.17 × 952.90
  4. Step 4: Simplify right side
    1,773.70x = 2,536,781.79
  5. Step 5: Solve for x
    x = 2,536,781.79/1,773.70
  6. Step 6: Final answer
    x = 1,430.22

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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.