Home / 4,179.28-5,767.24-2,499.70

Finding the Fourth Proportional to 4,179.28, 5,767.24 and 2,499.70

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Solution

The fourth proportional to 4,179.28, 5,767.24 and 2,499.70 is: 3,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.28 : 5,767.24 = 2,499.70 : x
  2. Step 2: Convert to fraction form
    4,179.28/5,767.24 = 2,499.70/x
  3. Step 3: Cross multiply
    4,179.28x = 5,767.24 × 2,499.70
  4. Step 4: Simplify right side
    4,179.28x = 14,416,353.04
  5. Step 5: Solve for x
    x = 14,416,353.04/4,179.28
  6. Step 6: Final answer
    x = 3,449.48

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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.