Home / 3,276.22-4,913.11-1,631.90

Finding the Fourth Proportional to 3,276.22, 4,913.11 and 1,631.90

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Solution

The fourth proportional to 3,276.22, 4,913.11 and 1,631.90 is: 2,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.22 : 4,913.11 = 1,631.90 : x
  2. Step 2: Convert to fraction form
    3,276.22/4,913.11 = 1,631.90/x
  3. Step 3: Cross multiply
    3,276.22x = 4,913.11 × 1,631.90
  4. Step 4: Simplify right side
    3,276.22x = 8,017,704.21
  5. Step 5: Solve for x
    x = 8,017,704.21/3,276.22
  6. Step 6: Final answer
    x = 2,447.24

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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.