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Finding the Third Proportional to 4,180.13 and 9,080.25

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Solution

The third proportional to 4,180.13 and 9,080.25 is: 19,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.13 : 9,080.25 = 9,080.25 : x
  2. Step 2: Convert to fraction form
    4,180.13/9,080.25 = 9,080.25/x
  3. Step 3: Cross multiply
    4,180.13x = 9,080.25 × 9,080.25
  4. Step 4: Simplify right side
    4,180.13x = 82,450,940.06
  5. Step 5: Solve for x
    x = 82,450,940.06/4,180.13
  6. Step 6: Final answer
    x = 19,724.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.