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Finding the Fourth Proportional to 10.41, 15.62 and 9.29

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Solution

The fourth proportional to 10.41, 15.62 and 9.29 is: 13.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.41 : 15.62 = 9.29 : x
  2. Step 2: Convert to fraction form
    10.41/15.62 = 9.29/x
  3. Step 3: Cross multiply
    10.41x = 15.62 × 9.29
  4. Step 4: Simplify right side
    10.41x = 145.02
  5. Step 5: Solve for x
    x = 145.02/10.41
  6. Step 6: Final answer
    x = 13.93

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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.