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Finding the Third Proportional to 3,262.78 and 7,041.09

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Solution

The third proportional to 3,262.78 and 7,041.09 is: 15,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.78 : 7,041.09 = 7,041.09 : x
  2. Step 2: Convert to fraction form
    3,262.78/7,041.09 = 7,041.09/x
  3. Step 3: Cross multiply
    3,262.78x = 7,041.09 × 7,041.09
  4. Step 4: Simplify right side
    3,262.78x = 49,577,001.20
  5. Step 5: Solve for x
    x = 49,577,001.20/3,262.78
  6. Step 6: Final answer
    x = 15,194.71

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.