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Finding the Third Proportional to 3.03 and 4.15

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Solution

The third proportional to 3.03 and 4.15 is: 5.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.03 : 4.15 = 4.15 : x
  2. Step 2: Convert to fraction form
    3.03/4.15 = 4.15/x
  3. Step 3: Cross multiply
    3.03x = 4.15 × 4.15
  4. Step 4: Simplify right side
    3.03x = 17.25
  5. Step 5: Solve for x
    x = 17.25/3.03
  6. Step 6: Final answer
    x = 5.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.