Home / 4,183.99-5,771.85-3,520.60

Finding the Fourth Proportional to 4,183.99, 5,771.85 and 3,520.60

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Solution

The fourth proportional to 4,183.99, 5,771.85 and 3,520.60 is: 4,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.99 : 5,771.85 = 3,520.60 : x
  2. Step 2: Convert to fraction form
    4,183.99/5,771.85 = 3,520.60/x
  3. Step 3: Cross multiply
    4,183.99x = 5,771.85 × 3,520.60
  4. Step 4: Simplify right side
    4,183.99x = 20,320,375.11
  5. Step 5: Solve for x
    x = 20,320,375.11/4,183.99
  6. Step 6: Final answer
    x = 4,856.70

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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.