Home / 3,631.22-5,439.68-2,394.86

Finding the Fourth Proportional to 3,631.22, 5,439.68 and 2,394.86

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Solution

The fourth proportional to 3,631.22, 5,439.68 and 2,394.86 is: 3,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.22 : 5,439.68 = 2,394.86 : x
  2. Step 2: Convert to fraction form
    3,631.22/5,439.68 = 2,394.86/x
  3. Step 3: Cross multiply
    3,631.22x = 5,439.68 × 2,394.86
  4. Step 4: Simplify right side
    3,631.22x = 13,027,232.87
  5. Step 5: Solve for x
    x = 13,027,232.87/3,631.22
  6. Step 6: Final answer
    x = 3,587.57

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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.