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Finding the Third Proportional to 3,041 and 4,128

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Solution

The third proportional to 3,041 and 4,128 is: 5,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041 : 4,128 = 4,128 : x
  2. Step 2: Convert to fraction form
    3,041/4,128 = 4,128/x
  3. Step 3: Cross multiply
    3,041x = 4,128 × 4,128
  4. Step 4: Simplify right side
    3,041x = 17,040,384
  5. Step 5: Solve for x
    x = 17,040,384/3,041
  6. Step 6: Final answer
    x = 5,603.55

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.