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Finding the Fourth Proportional to 41.04, 56.52 and 34.80

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Solution

The fourth proportional to 41.04, 56.52 and 34.80 is: 47.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.04 : 56.52 = 34.80 : x
  2. Step 2: Convert to fraction form
    41.04/56.52 = 34.80/x
  3. Step 3: Cross multiply
    41.04x = 56.52 × 34.80
  4. Step 4: Simplify right side
    41.04x = 1,966.90
  5. Step 5: Solve for x
    x = 1,966.90/41.04
  6. Step 6: Final answer
    x = 47.93

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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.