Home / 3,993.48-5,511.69-2,314.62

Finding the Fourth Proportional to 3,993.48, 5,511.69 and 2,314.62

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Solution

The fourth proportional to 3,993.48, 5,511.69 and 2,314.62 is: 3,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.48 : 5,511.69 = 2,314.62 : x
  2. Step 2: Convert to fraction form
    3,993.48/5,511.69 = 2,314.62/x
  3. Step 3: Cross multiply
    3,993.48x = 5,511.69 × 2,314.62
  4. Step 4: Simplify right side
    3,993.48x = 12,757,467.91
  5. Step 5: Solve for x
    x = 12,757,467.91/3,993.48
  6. Step 6: Final answer
    x = 3,194.57

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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.