Home / 3,322.92-4,979.70-2,394.12

Finding the Fourth Proportional to 3,322.92, 4,979.70 and 2,394.12

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Solution

The fourth proportional to 3,322.92, 4,979.70 and 2,394.12 is: 3,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.92 : 4,979.70 = 2,394.12 : x
  2. Step 2: Convert to fraction form
    3,322.92/4,979.70 = 2,394.12/x
  3. Step 3: Cross multiply
    3,322.92x = 4,979.70 × 2,394.12
  4. Step 4: Simplify right side
    3,322.92x = 11,921,999.36
  5. Step 5: Solve for x
    x = 11,921,999.36/3,322.92
  6. Step 6: Final answer
    x = 3,587.81

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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.