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Finding the Third Proportional to 3,744.56 and 5,394.09

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Solution

The third proportional to 3,744.56 and 5,394.09 is: 7,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.56 : 5,394.09 = 5,394.09 : x
  2. Step 2: Convert to fraction form
    3,744.56/5,394.09 = 5,394.09/x
  3. Step 3: Cross multiply
    3,744.56x = 5,394.09 × 5,394.09
  4. Step 4: Simplify right side
    3,744.56x = 29,096,247.38
  5. Step 5: Solve for x
    x = 29,096,247.38/3,744.56
  6. Step 6: Final answer
    x = 7,770.27

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.