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Finding the Third Proportional to 3,045.09 and 3,952.13

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Solution

The third proportional to 3,045.09 and 3,952.13 is: 5,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.09 : 3,952.13 = 3,952.13 : x
  2. Step 2: Convert to fraction form
    3,045.09/3,952.13 = 3,952.13/x
  3. Step 3: Cross multiply
    3,045.09x = 3,952.13 × 3,952.13
  4. Step 4: Simplify right side
    3,045.09x = 15,619,292.02
  5. Step 5: Solve for x
    x = 15,619,292.02/3,045.09
  6. Step 6: Final answer
    x = 5,129.33

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.