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Finding the Fourth Proportional to 62.51, 93.65 and 38.41

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Solution

The fourth proportional to 62.51, 93.65 and 38.41 is: 57.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.51 : 93.65 = 38.41 : x
  2. Step 2: Convert to fraction form
    62.51/93.65 = 38.41/x
  3. Step 3: Cross multiply
    62.51x = 93.65 × 38.41
  4. Step 4: Simplify right side
    62.51x = 3,596.96
  5. Step 5: Solve for x
    x = 3,596.96/62.51
  6. Step 6: Final answer
    x = 57.55

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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.