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Finding the Third Proportional to 5.17 and 11.01

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Solution

The third proportional to 5.17 and 11.01 is: 23.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.17 : 11.01 = 11.01 : x
  2. Step 2: Convert to fraction form
    5.17/11.01 = 11.01/x
  3. Step 3: Cross multiply
    5.17x = 11.01 × 11.01
  4. Step 4: Simplify right side
    5.17x = 121.29
  5. Step 5: Solve for x
    x = 121.29/5.17
  6. Step 6: Final answer
    x = 23.45

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.