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Finding the Fourth Proportional to 41.94, 57.79 and 41.10

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Solution

The fourth proportional to 41.94, 57.79 and 41.10 is: 56.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.94 : 57.79 = 41.10 : x
  2. Step 2: Convert to fraction form
    41.94/57.79 = 41.10/x
  3. Step 3: Cross multiply
    41.94x = 57.79 × 41.10
  4. Step 4: Simplify right side
    41.94x = 2,375.17
  5. Step 5: Solve for x
    x = 2,375.17/41.94
  6. Step 6: Final answer
    x = 56.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.