Home / 3,654.21-5,481.27-1,463.43

Finding the Fourth Proportional to 3,654.21, 5,481.27 and 1,463.43

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Solution

The fourth proportional to 3,654.21, 5,481.27 and 1,463.43 is: 2,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.21 : 5,481.27 = 1,463.43 : x
  2. Step 2: Convert to fraction form
    3,654.21/5,481.27 = 1,463.43/x
  3. Step 3: Cross multiply
    3,654.21x = 5,481.27 × 1,463.43
  4. Step 4: Simplify right side
    3,654.21x = 8,021,454.96
  5. Step 5: Solve for x
    x = 8,021,454.96/3,654.21
  6. Step 6: Final answer
    x = 2,195.13

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1.5x scale

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.