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Finding the Third Proportional to 3,898.13 and 10,383.19

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Solution

The third proportional to 3,898.13 and 10,383.19 is: 27,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.13 : 10,383.19 = 10,383.19 : x
  2. Step 2: Convert to fraction form
    3,898.13/10,383.19 = 10,383.19/x
  3. Step 3: Cross multiply
    3,898.13x = 10,383.19 × 10,383.19
  4. Step 4: Simplify right side
    3,898.13x = 107,810,582.66
  5. Step 5: Solve for x
    x = 107,810,582.66/3,898.13
  6. Step 6: Final answer
    x = 27,657.04

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Why These Related Problems?

These problems maintain the same ratio (2.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.