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Finding the Third Proportional to 6,225.75 and 8,245.13

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Solution

The third proportional to 6,225.75 and 8,245.13 is: 10,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.75 : 8,245.13 = 8,245.13 : x
  2. Step 2: Convert to fraction form
    6,225.75/8,245.13 = 8,245.13/x
  3. Step 3: Cross multiply
    6,225.75x = 8,245.13 × 8,245.13
  4. Step 4: Simplify right side
    6,225.75x = 67,982,086.27
  5. Step 5: Solve for x
    x = 67,982,086.27/6,225.75
  6. Step 6: Final answer
    x = 10,919.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.