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Finding the Fourth Proportional to 10.92, 16.26 and 10.92

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Solution

The fourth proportional to 10.92, 16.26 and 10.92 is: 16.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.92 : 16.26 = 10.92 : x
  2. Step 2: Convert to fraction form
    10.92/16.26 = 10.92/x
  3. Step 3: Cross multiply
    10.92x = 16.26 × 10.92
  4. Step 4: Simplify right side
    10.92x = 177.56
  5. Step 5: Solve for x
    x = 177.56/10.92
  6. Step 6: Final answer
    x = 16.26

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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.