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Finding the Fourth Proportional to 41.39, 56.98 and 37.53

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Solution

The fourth proportional to 41.39, 56.98 and 37.53 is: 51.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.39 : 56.98 = 37.53 : x
  2. Step 2: Convert to fraction form
    41.39/56.98 = 37.53/x
  3. Step 3: Cross multiply
    41.39x = 56.98 × 37.53
  4. Step 4: Simplify right side
    41.39x = 2,138.46
  5. Step 5: Solve for x
    x = 2,138.46/41.39
  6. Step 6: Final answer
    x = 51.67

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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.