Home / 3,272.40-4,508.46-2,773.44

Finding the Fourth Proportional to 3,272.40, 4,508.46 and 2,773.44

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Solution

The fourth proportional to 3,272.40, 4,508.46 and 2,773.44 is: 3,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.40 : 4,508.46 = 2,773.44 : x
  2. Step 2: Convert to fraction form
    3,272.40/4,508.46 = 2,773.44/x
  3. Step 3: Cross multiply
    3,272.40x = 4,508.46 × 2,773.44
  4. Step 4: Simplify right side
    3,272.40x = 12,503,943.30
  5. Step 5: Solve for x
    x = 12,503,943.30/3,272.40
  6. Step 6: Final answer
    x = 3,821.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.