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Finding the Third Proportional to 2,009.18 and 4,306.92

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Solution

The third proportional to 2,009.18 and 4,306.92 is: 9,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.18 : 4,306.92 = 4,306.92 : x
  2. Step 2: Convert to fraction form
    2,009.18/4,306.92 = 4,306.92/x
  3. Step 3: Cross multiply
    2,009.18x = 4,306.92 × 4,306.92
  4. Step 4: Simplify right side
    2,009.18x = 18,549,576.04
  5. Step 5: Solve for x
    x = 18,549,576.04/2,009.18
  6. Step 6: Final answer
    x = 9,232.41

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.