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Finding the Third Proportional to 3,105.38 and 6,055.13

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Solution

The third proportional to 3,105.38 and 6,055.13 is: 11,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.38 : 6,055.13 = 6,055.13 : x
  2. Step 2: Convert to fraction form
    3,105.38/6,055.13 = 6,055.13/x
  3. Step 3: Cross multiply
    3,105.38x = 6,055.13 × 6,055.13
  4. Step 4: Simplify right side
    3,105.38x = 36,664,538.77
  5. Step 5: Solve for x
    x = 36,664,538.77/3,105.38
  6. Step 6: Final answer
    x = 11,806.80

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.