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Finding the Third Proportional to 3,240.19 and 7,108.13

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Solution

The third proportional to 3,240.19 and 7,108.13 is: 15,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.19 : 7,108.13 = 7,108.13 : x
  2. Step 2: Convert to fraction form
    3,240.19/7,108.13 = 7,108.13/x
  3. Step 3: Cross multiply
    3,240.19x = 7,108.13 × 7,108.13
  4. Step 4: Simplify right side
    3,240.19x = 50,525,441.02
  5. Step 5: Solve for x
    x = 50,525,441.02/3,240.19
  6. Step 6: Final answer
    x = 15,593.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.