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Finding the Third Proportional to 3,247.50 and 7,014.19

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Solution

The third proportional to 3,247.50 and 7,014.19 is: 15,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.50 : 7,014.19 = 7,014.19 : x
  2. Step 2: Convert to fraction form
    3,247.50/7,014.19 = 7,014.19/x
  3. Step 3: Cross multiply
    3,247.50x = 7,014.19 × 7,014.19
  4. Step 4: Simplify right side
    3,247.50x = 49,198,826.29
  5. Step 5: Solve for x
    x = 49,198,826.29/3,247.50
  6. Step 6: Final answer
    x = 15,149.75

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.