Home / 5,979.20-8,251.32-3,326.54

Finding the Fourth Proportional to 5,979.20, 8,251.32 and 3,326.54

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Solution

The fourth proportional to 5,979.20, 8,251.32 and 3,326.54 is: 4,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.20 : 8,251.32 = 3,326.54 : x
  2. Step 2: Convert to fraction form
    5,979.20/8,251.32 = 3,326.54/x
  3. Step 3: Cross multiply
    5,979.20x = 8,251.32 × 3,326.54
  4. Step 4: Simplify right side
    5,979.20x = 27,448,346.03
  5. Step 5: Solve for x
    x = 27,448,346.03/5,979.20
  6. Step 6: Final answer
    x = 4,590.64

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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.