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Finding the Third Proportional to 4,265.79 and 9,334.62

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Solution

The third proportional to 4,265.79 and 9,334.62 is: 20,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.79 : 9,334.62 = 9,334.62 : x
  2. Step 2: Convert to fraction form
    4,265.79/9,334.62 = 9,334.62/x
  3. Step 3: Cross multiply
    4,265.79x = 9,334.62 × 9,334.62
  4. Step 4: Simplify right side
    4,265.79x = 87,135,078.04
  5. Step 5: Solve for x
    x = 87,135,078.04/4,265.79
  6. Step 6: Final answer
    x = 20,426.49

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.