Home / 3,228.23-4,845.99-1,914.82

Finding the Fourth Proportional to 3,228.23, 4,845.99 and 1,914.82

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Solution

The fourth proportional to 3,228.23, 4,845.99 and 1,914.82 is: 2,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.23 : 4,845.99 = 1,914.82 : x
  2. Step 2: Convert to fraction form
    3,228.23/4,845.99 = 1,914.82/x
  3. Step 3: Cross multiply
    3,228.23x = 4,845.99 × 1,914.82
  4. Step 4: Simplify right side
    3,228.23x = 9,279,198.57
  5. Step 5: Solve for x
    x = 9,279,198.57/3,228.23
  6. Step 6: Final answer
    x = 2,874.39

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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.