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Finding the Third Proportional to 2,351.53 and 5,165.02

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Solution

The third proportional to 2,351.53 and 5,165.02 is: 11,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.53 : 5,165.02 = 5,165.02 : x
  2. Step 2: Convert to fraction form
    2,351.53/5,165.02 = 5,165.02/x
  3. Step 3: Cross multiply
    2,351.53x = 5,165.02 × 5,165.02
  4. Step 4: Simplify right side
    2,351.53x = 26,677,386.41
  5. Step 5: Solve for x
    x = 26,677,386.41/2,351.53
  6. Step 6: Final answer
    x = 11,344.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.