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Finding the Fourth Proportional to 3,954.59, 5,932.41 and 1,455.44

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Solution

The fourth proportional to 3,954.59, 5,932.41 and 1,455.44 is: 2,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.59 : 5,932.41 = 1,455.44 : x
  2. Step 2: Convert to fraction form
    3,954.59/5,932.41 = 1,455.44/x
  3. Step 3: Cross multiply
    3,954.59x = 5,932.41 × 1,455.44
  4. Step 4: Simplify right side
    3,954.59x = 8,634,231.69
  5. Step 5: Solve for x
    x = 8,634,231.69/3,954.59
  6. Step 6: Final answer
    x = 2,183.35

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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.