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Finding the Third Proportional to 4,108.50 and 8,853

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Solution

The third proportional to 4,108.50 and 8,853 is: 19,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.50 : 8,853 = 8,853 : x
  2. Step 2: Convert to fraction form
    4,108.50/8,853 = 8,853/x
  3. Step 3: Cross multiply
    4,108.50x = 8,853 × 8,853
  4. Step 4: Simplify right side
    4,108.50x = 78,375,609
  5. Step 5: Solve for x
    x = 78,375,609/4,108.50
  6. Step 6: Final answer
    x = 19,076.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.