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Finding the Third Proportional to 3,062.18 and 4,747.36

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Solution

The third proportional to 3,062.18 and 4,747.36 is: 7,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.18 : 4,747.36 = 4,747.36 : x
  2. Step 2: Convert to fraction form
    3,062.18/4,747.36 = 4,747.36/x
  3. Step 3: Cross multiply
    3,062.18x = 4,747.36 × 4,747.36
  4. Step 4: Simplify right side
    3,062.18x = 22,537,421.04
  5. Step 5: Solve for x
    x = 22,537,421.04/3,062.18
  6. Step 6: Final answer
    x = 7,359.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.