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Finding the Fourth Proportional to 41.34, 62.01 and 10.91

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Solution

The fourth proportional to 41.34, 62.01 and 10.91 is: 16.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.34 : 62.01 = 10.91 : x
  2. Step 2: Convert to fraction form
    41.34/62.01 = 10.91/x
  3. Step 3: Cross multiply
    41.34x = 62.01 × 10.91
  4. Step 4: Simplify right side
    41.34x = 676.37
  5. Step 5: Solve for x
    x = 676.37/41.34
  6. Step 6: Final answer
    x = 16.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.