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Finding the Third Proportional to 4,375.90 and 6,726.06

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Solution

The third proportional to 4,375.90 and 6,726.06 is: 10,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.90 : 6,726.06 = 6,726.06 : x
  2. Step 2: Convert to fraction form
    4,375.90/6,726.06 = 6,726.06/x
  3. Step 3: Cross multiply
    4,375.90x = 6,726.06 × 6,726.06
  4. Step 4: Simplify right side
    4,375.90x = 45,239,864.21
  5. Step 5: Solve for x
    x = 45,239,864.21/4,375.90
  6. Step 6: Final answer
    x = 10,338.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.