Home / 4,247.38-5,861.22-2,479.96

Finding the Fourth Proportional to 4,247.38, 5,861.22 and 2,479.96

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Solution

The fourth proportional to 4,247.38, 5,861.22 and 2,479.96 is: 3,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.38 : 5,861.22 = 2,479.96 : x
  2. Step 2: Convert to fraction form
    4,247.38/5,861.22 = 2,479.96/x
  3. Step 3: Cross multiply
    4,247.38x = 5,861.22 × 2,479.96
  4. Step 4: Simplify right side
    4,247.38x = 14,535,591.15
  5. Step 5: Solve for x
    x = 14,535,591.15/4,247.38
  6. Step 6: Final answer
    x = 3,422.25

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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.