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Finding the Third Proportional to 3,878 and 6,002

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Solution

The third proportional to 3,878 and 6,002 is: 9,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878 : 6,002 = 6,002 : x
  2. Step 2: Convert to fraction form
    3,878/6,002 = 6,002/x
  3. Step 3: Cross multiply
    3,878x = 6,002 × 6,002
  4. Step 4: Simplify right side
    3,878x = 36,024,004
  5. Step 5: Solve for x
    x = 36,024,004/3,878
  6. Step 6: Final answer
    x = 9,289.33

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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.