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Finding the Third Proportional to 6.62 and 17.39

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Solution

The third proportional to 6.62 and 17.39 is: 45.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.62 : 17.39 = 17.39 : x
  2. Step 2: Convert to fraction form
    6.62/17.39 = 17.39/x
  3. Step 3: Cross multiply
    6.62x = 17.39 × 17.39
  4. Step 4: Simplify right side
    6.62x = 302.29
  5. Step 5: Solve for x
    x = 302.29/6.62
  6. Step 6: Final answer
    x = 45.66

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Why These Related Problems?

These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.