Home / 2,204.28-3,042.39-1,724.79

Finding the Fourth Proportional to 2,204.28, 3,042.39 and 1,724.79

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Solution

The fourth proportional to 2,204.28, 3,042.39 and 1,724.79 is: 2,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.28 : 3,042.39 = 1,724.79 : x
  2. Step 2: Convert to fraction form
    2,204.28/3,042.39 = 1,724.79/x
  3. Step 3: Cross multiply
    2,204.28x = 3,042.39 × 1,724.79
  4. Step 4: Simplify right side
    2,204.28x = 5,247,468.64
  5. Step 5: Solve for x
    x = 5,247,468.64/2,204.28
  6. Step 6: Final answer
    x = 2,380.58

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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.