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Finding the Third Proportional to 3,751.31 and 8,763.19

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Solution

The third proportional to 3,751.31 and 8,763.19 is: 20,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.31 : 8,763.19 = 8,763.19 : x
  2. Step 2: Convert to fraction form
    3,751.31/8,763.19 = 8,763.19/x
  3. Step 3: Cross multiply
    3,751.31x = 8,763.19 × 8,763.19
  4. Step 4: Simplify right side
    3,751.31x = 76,793,455.16
  5. Step 5: Solve for x
    x = 76,793,455.16/3,751.31
  6. Step 6: Final answer
    x = 20,471.09

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.