Home / 3,979.24-5,968.92-2,226.94

Finding the Fourth Proportional to 3,979.24, 5,968.92 and 2,226.94

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Solution

The fourth proportional to 3,979.24, 5,968.92 and 2,226.94 is: 3,340.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.24 : 5,968.92 = 2,226.94 : x
  2. Step 2: Convert to fraction form
    3,979.24/5,968.92 = 2,226.94/x
  3. Step 3: Cross multiply
    3,979.24x = 5,968.92 × 2,226.94
  4. Step 4: Simplify right side
    3,979.24x = 13,292,426.70
  5. Step 5: Solve for x
    x = 13,292,426.70/3,979.24
  6. Step 6: Final answer
    x = 3,340.44

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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.