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Finding the Fourth Proportional to 51.95, 77.97 and 37.53

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Solution

The fourth proportional to 51.95, 77.97 and 37.53 is: 56.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51.95 : 77.97 = 37.53 : x
  2. Step 2: Convert to fraction form
    51.95/77.97 = 37.53/x
  3. Step 3: Cross multiply
    51.95x = 77.97 × 37.53
  4. Step 4: Simplify right side
    51.95x = 2,926.21
  5. Step 5: Solve for x
    x = 2,926.21/51.95
  6. Step 6: Final answer
    x = 56.33

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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.