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Finding the Third Proportional to 3,606.19 and 7,769.25

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Solution

The third proportional to 3,606.19 and 7,769.25 is: 16,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.19 : 7,769.25 = 7,769.25 : x
  2. Step 2: Convert to fraction form
    3,606.19/7,769.25 = 7,769.25/x
  3. Step 3: Cross multiply
    3,606.19x = 7,769.25 × 7,769.25
  4. Step 4: Simplify right side
    3,606.19x = 60,361,245.56
  5. Step 5: Solve for x
    x = 60,361,245.56/3,606.19
  6. Step 6: Final answer
    x = 16,738.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.