Home / 4,297.20-6,446.52-1,375.44

Finding the Fourth Proportional to 4,297.20, 6,446.52 and 1,375.44

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Solution

The fourth proportional to 4,297.20, 6,446.52 and 1,375.44 is: 2,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.20 : 6,446.52 = 1,375.44 : x
  2. Step 2: Convert to fraction form
    4,297.20/6,446.52 = 1,375.44/x
  3. Step 3: Cross multiply
    4,297.20x = 6,446.52 × 1,375.44
  4. Step 4: Simplify right side
    4,297.20x = 8,866,801.47
  5. Step 5: Solve for x
    x = 8,866,801.47/4,297.20
  6. Step 6: Final answer
    x = 2,063.39

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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.