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Finding the Third Proportional to 3,207.66 and 6,894.56

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Solution

The third proportional to 3,207.66 and 6,894.56 is: 14,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.66 : 6,894.56 = 6,894.56 : x
  2. Step 2: Convert to fraction form
    3,207.66/6,894.56 = 6,894.56/x
  3. Step 3: Cross multiply
    3,207.66x = 6,894.56 × 6,894.56
  4. Step 4: Simplify right side
    3,207.66x = 47,534,992.07
  5. Step 5: Solve for x
    x = 47,534,992.07/3,207.66
  6. Step 6: Final answer
    x = 14,819.23

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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.