Home / 3,727.64-5,143.83-2,194.41

Finding the Fourth Proportional to 3,727.64, 5,143.83 and 2,194.41

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Solution

The fourth proportional to 3,727.64, 5,143.83 and 2,194.41 is: 3,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.64 : 5,143.83 = 2,194.41 : x
  2. Step 2: Convert to fraction form
    3,727.64/5,143.83 = 2,194.41/x
  3. Step 3: Cross multiply
    3,727.64x = 5,143.83 × 2,194.41
  4. Step 4: Simplify right side
    3,727.64x = 11,287,635.30
  5. Step 5: Solve for x
    x = 11,287,635.30/3,727.64
  6. Step 6: Final answer
    x = 3,028.09

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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.