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Finding the Third Proportional to 4,304.39 and 9,126.42

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Solution

The third proportional to 4,304.39 and 9,126.42 is: 19,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.39 : 9,126.42 = 9,126.42 : x
  2. Step 2: Convert to fraction form
    4,304.39/9,126.42 = 9,126.42/x
  3. Step 3: Cross multiply
    4,304.39x = 9,126.42 × 9,126.42
  4. Step 4: Simplify right side
    4,304.39x = 83,291,576.24
  5. Step 5: Solve for x
    x = 83,291,576.24/4,304.39
  6. Step 6: Final answer
    x = 19,350.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.