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Finding the Third Proportional to 3,650.70 and 5,165.65

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Solution

The third proportional to 3,650.70 and 5,165.65 is: 7,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.70 : 5,165.65 = 5,165.65 : x
  2. Step 2: Convert to fraction form
    3,650.70/5,165.65 = 5,165.65/x
  3. Step 3: Cross multiply
    3,650.70x = 5,165.65 × 5,165.65
  4. Step 4: Simplify right side
    3,650.70x = 26,683,923.78
  5. Step 5: Solve for x
    x = 26,683,923.78/3,650.70
  6. Step 6: Final answer
    x = 7,309.27

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.