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Finding the Third Proportional to 2,943.33 and 4,125.07

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Solution

The third proportional to 2,943.33 and 4,125.07 is: 5,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.33 : 4,125.07 = 4,125.07 : x
  2. Step 2: Convert to fraction form
    2,943.33/4,125.07 = 4,125.07/x
  3. Step 3: Cross multiply
    2,943.33x = 4,125.07 × 4,125.07
  4. Step 4: Simplify right side
    2,943.33x = 17,016,205.08
  5. Step 5: Solve for x
    x = 17,016,205.08/2,943.33
  6. Step 6: Final answer
    x = 5,781.28

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.