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Finding the Fourth Proportional to 37.67, 56.43 and 35.37

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Solution

The fourth proportional to 37.67, 56.43 and 35.37 is: 52.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.67 : 56.43 = 35.37 : x
  2. Step 2: Convert to fraction form
    37.67/56.43 = 35.37/x
  3. Step 3: Cross multiply
    37.67x = 56.43 × 35.37
  4. Step 4: Simplify right side
    37.67x = 1,995.93
  5. Step 5: Solve for x
    x = 1,995.93/37.67
  6. Step 6: Final answer
    x = 52.98

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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.