Home / 3,028.38-4,540.47-2,150.84

Finding the Fourth Proportional to 3,028.38, 4,540.47 and 2,150.84

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Solution

The fourth proportional to 3,028.38, 4,540.47 and 2,150.84 is: 3,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.38 : 4,540.47 = 2,150.84 : x
  2. Step 2: Convert to fraction form
    3,028.38/4,540.47 = 2,150.84/x
  3. Step 3: Cross multiply
    3,028.38x = 4,540.47 × 2,150.84
  4. Step 4: Simplify right side
    3,028.38x = 9,765,824.49
  5. Step 5: Solve for x
    x = 9,765,824.49/3,028.38
  6. Step 6: Final answer
    x = 3,224.77

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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.