Home / 4,247.85-5,861.97-2,480.91

Finding the Fourth Proportional to 4,247.85, 5,861.97 and 2,480.91

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Solution

The fourth proportional to 4,247.85, 5,861.97 and 2,480.91 is: 3,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.85 : 5,861.97 = 2,480.91 : x
  2. Step 2: Convert to fraction form
    4,247.85/5,861.97 = 2,480.91/x
  3. Step 3: Cross multiply
    4,247.85x = 5,861.97 × 2,480.91
  4. Step 4: Simplify right side
    4,247.85x = 14,543,019.99
  5. Step 5: Solve for x
    x = 14,543,019.99/4,247.85
  6. Step 6: Final answer
    x = 3,423.62

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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.