Home / 4,025.28-5,550.68-3,184.64

Finding the Fourth Proportional to 4,025.28, 5,550.68 and 3,184.64

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Solution

The fourth proportional to 4,025.28, 5,550.68 and 3,184.64 is: 4,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.28 : 5,550.68 = 3,184.64 : x
  2. Step 2: Convert to fraction form
    4,025.28/5,550.68 = 3,184.64/x
  3. Step 3: Cross multiply
    4,025.28x = 5,550.68 × 3,184.64
  4. Step 4: Simplify right side
    4,025.28x = 17,676,917.56
  5. Step 5: Solve for x
    x = 17,676,917.56/4,025.28
  6. Step 6: Final answer
    x = 4,391.48

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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.