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Finding the Third Proportional to 4,121 and 6,175

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Solution

The third proportional to 4,121 and 6,175 is: 9,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121 : 6,175 = 6,175 : x
  2. Step 2: Convert to fraction form
    4,121/6,175 = 6,175/x
  3. Step 3: Cross multiply
    4,121x = 6,175 × 6,175
  4. Step 4: Simplify right side
    4,121x = 38,130,625
  5. Step 5: Solve for x
    x = 38,130,625/4,121
  6. Step 6: Final answer
    x = 9,252.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.