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Finding the Fourth Proportional to 11.41, 17.02 and 10.44

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Solution

The fourth proportional to 11.41, 17.02 and 10.44 is: 15.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.41 : 17.02 = 10.44 : x
  2. Step 2: Convert to fraction form
    11.41/17.02 = 10.44/x
  3. Step 3: Cross multiply
    11.41x = 17.02 × 10.44
  4. Step 4: Simplify right side
    11.41x = 177.70
  5. Step 5: Solve for x
    x = 177.70/11.41
  6. Step 6: Final answer
    x = 15.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.