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Finding the Third Proportional to 3,785.06 and 5,711.34

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Solution

The third proportional to 3,785.06 and 5,711.34 is: 8,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.06 : 5,711.34 = 5,711.34 : x
  2. Step 2: Convert to fraction form
    3,785.06/5,711.34 = 5,711.34/x
  3. Step 3: Cross multiply
    3,785.06x = 5,711.34 × 5,711.34
  4. Step 4: Simplify right side
    3,785.06x = 32,619,447.43
  5. Step 5: Solve for x
    x = 32,619,447.43/3,785.06
  6. Step 6: Final answer
    x = 8,617.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.