Home / 3,819.53-5,268.57-2,247.32

Finding the Fourth Proportional to 3,819.53, 5,268.57 and 2,247.32

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Solution

The fourth proportional to 3,819.53, 5,268.57 and 2,247.32 is: 3,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.53 : 5,268.57 = 2,247.32 : x
  2. Step 2: Convert to fraction form
    3,819.53/5,268.57 = 2,247.32/x
  3. Step 3: Cross multiply
    3,819.53x = 5,268.57 × 2,247.32
  4. Step 4: Simplify right side
    3,819.53x = 11,840,162.73
  5. Step 5: Solve for x
    x = 11,840,162.73/3,819.53
  6. Step 6: Final answer
    x = 3,099.90

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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.