Home / 4,120.55-6,183.01-2,247.80

Finding the Fourth Proportional to 4,120.55, 6,183.01 and 2,247.80

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Solution

The fourth proportional to 4,120.55, 6,183.01 and 2,247.80 is: 3,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.55 : 6,183.01 = 2,247.80 : x
  2. Step 2: Convert to fraction form
    4,120.55/6,183.01 = 2,247.80/x
  3. Step 3: Cross multiply
    4,120.55x = 6,183.01 × 2,247.80
  4. Step 4: Simplify right side
    4,120.55x = 13,898,169.88
  5. Step 5: Solve for x
    x = 13,898,169.88/4,120.55
  6. Step 6: Final answer
    x = 3,372.89

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1.5x scale

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.