Home / 5,930.97-8,183.87-3,378.75

Finding the Fourth Proportional to 5,930.97, 8,183.87 and 3,378.75

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Solution

The fourth proportional to 5,930.97, 8,183.87 and 3,378.75 is: 4,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.97 : 8,183.87 = 3,378.75 : x
  2. Step 2: Convert to fraction form
    5,930.97/8,183.87 = 3,378.75/x
  3. Step 3: Cross multiply
    5,930.97x = 8,183.87 × 3,378.75
  4. Step 4: Simplify right side
    5,930.97x = 27,651,233.87
  5. Step 5: Solve for x
    x = 27,651,233.87/5,930.97
  6. Step 6: Final answer
    x = 4,662.18

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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.