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Finding the Fourth Proportional to 37.93, 56.82 and 34.49

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Solution

The fourth proportional to 37.93, 56.82 and 34.49 is: 51.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.93 : 56.82 = 34.49 : x
  2. Step 2: Convert to fraction form
    37.93/56.82 = 34.49/x
  3. Step 3: Cross multiply
    37.93x = 56.82 × 34.49
  4. Step 4: Simplify right side
    37.93x = 1,959.44
  5. Step 5: Solve for x
    x = 1,959.44/37.93
  6. Step 6: Final answer
    x = 51.66

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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.