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Finding the Third Proportional to 3,248.44 and 7,043.20

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Solution

The third proportional to 3,248.44 and 7,043.20 is: 15,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.44 : 7,043.20 = 7,043.20 : x
  2. Step 2: Convert to fraction form
    3,248.44/7,043.20 = 7,043.20/x
  3. Step 3: Cross multiply
    3,248.44x = 7,043.20 × 7,043.20
  4. Step 4: Simplify right side
    3,248.44x = 49,606,710.26
  5. Step 5: Solve for x
    x = 49,606,710.26/3,248.44
  6. Step 6: Final answer
    x = 15,270.94

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.