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Finding the Third Proportional to 4,083.75 and 6,126.19

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Solution

The third proportional to 4,083.75 and 6,126.19 is: 9,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.75 : 6,126.19 = 6,126.19 : x
  2. Step 2: Convert to fraction form
    4,083.75/6,126.19 = 6,126.19/x
  3. Step 3: Cross multiply
    4,083.75x = 6,126.19 × 6,126.19
  4. Step 4: Simplify right side
    4,083.75x = 37,530,173.29
  5. Step 5: Solve for x
    x = 37,530,173.29/4,083.75
  6. Step 6: Final answer
    x = 9,190.13

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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.