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Finding the Third Proportional to 4,066.31 and 6,180.75

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Solution

The third proportional to 4,066.31 and 6,180.75 is: 9,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.31 : 6,180.75 = 6,180.75 : x
  2. Step 2: Convert to fraction form
    4,066.31/6,180.75 = 6,180.75/x
  3. Step 3: Cross multiply
    4,066.31x = 6,180.75 × 6,180.75
  4. Step 4: Simplify right side
    4,066.31x = 38,201,670.56
  5. Step 5: Solve for x
    x = 38,201,670.56/4,066.31
  6. Step 6: Final answer
    x = 9,394.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.