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Finding the Fourth Proportional to 1,773.14, 2,659.21 and 732.83

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Solution

The fourth proportional to 1,773.14, 2,659.21 and 732.83 is: 1,099.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.14 : 2,659.21 = 732.83 : x
  2. Step 2: Convert to fraction form
    1,773.14/2,659.21 = 732.83/x
  3. Step 3: Cross multiply
    1,773.14x = 2,659.21 × 732.83
  4. Step 4: Simplify right side
    1,773.14x = 1,948,731.90
  5. Step 5: Solve for x
    x = 1,948,731.90/1,773.14
  6. Step 6: Final answer
    x = 1,099.03

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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.