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Finding the Third Proportional to 5,380.50 and 11,058

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Solution

The third proportional to 5,380.50 and 11,058 is: 22,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.50 : 11,058 = 11,058 : x
  2. Step 2: Convert to fraction form
    5,380.50/11,058 = 11,058/x
  3. Step 3: Cross multiply
    5,380.50x = 11,058 × 11,058
  4. Step 4: Simplify right side
    5,380.50x = 122,279,364
  5. Step 5: Solve for x
    x = 122,279,364/5,380.50
  6. Step 6: Final answer
    x = 22,726.39

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.