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Finding the Fourth Proportional to 1,474.56, 2,207.96 and 1,344.96

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Solution

The fourth proportional to 1,474.56, 2,207.96 and 1,344.96 is: 2,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.56 : 2,207.96 = 1,344.96 : x
  2. Step 2: Convert to fraction form
    1,474.56/2,207.96 = 1,344.96/x
  3. Step 3: Cross multiply
    1,474.56x = 2,207.96 × 1,344.96
  4. Step 4: Simplify right side
    1,474.56x = 2,969,617.88
  5. Step 5: Solve for x
    x = 2,969,617.88/1,474.56
  6. Step 6: Final answer
    x = 2,013.90

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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.