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Finding the Third Proportional to 4,245.75 and 6,568.88

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Solution

The third proportional to 4,245.75 and 6,568.88 is: 10,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.75 : 6,568.88 = 6,568.88 : x
  2. Step 2: Convert to fraction form
    4,245.75/6,568.88 = 6,568.88/x
  3. Step 3: Cross multiply
    4,245.75x = 6,568.88 × 6,568.88
  4. Step 4: Simplify right side
    4,245.75x = 43,150,118.77
  5. Step 5: Solve for x
    x = 43,150,118.77/4,245.75
  6. Step 6: Final answer
    x = 10,163.13

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.