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Finding the Third Proportional to 4,391.44 and 6,677.44

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Solution

The third proportional to 4,391.44 and 6,677.44 is: 10,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.44 : 6,677.44 = 6,677.44 : x
  2. Step 2: Convert to fraction form
    4,391.44/6,677.44 = 6,677.44/x
  3. Step 3: Cross multiply
    4,391.44x = 6,677.44 × 6,677.44
  4. Step 4: Simplify right side
    4,391.44x = 44,588,171.57
  5. Step 5: Solve for x
    x = 44,588,171.57/4,391.44
  6. Step 6: Final answer
    x = 10,153.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.