Home / 5,205.88-7,183.97-3,081.52

Finding the Fourth Proportional to 5,205.88, 7,183.97 and 3,081.52

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Solution

The fourth proportional to 5,205.88, 7,183.97 and 3,081.52 is: 4,252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.88 : 7,183.97 = 3,081.52 : x
  2. Step 2: Convert to fraction form
    5,205.88/7,183.97 = 3,081.52/x
  3. Step 3: Cross multiply
    5,205.88x = 7,183.97 × 3,081.52
  4. Step 4: Simplify right side
    5,205.88x = 22,137,511.31
  5. Step 5: Solve for x
    x = 22,137,511.31/5,205.88
  6. Step 6: Final answer
    x = 4,252.41

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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.