Home / 2,822.18-4,234.44-1,179.08

Finding the Fourth Proportional to 2,822.18, 4,234.44 and 1,179.08

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Solution

The fourth proportional to 2,822.18, 4,234.44 and 1,179.08 is: 1,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.18 : 4,234.44 = 1,179.08 : x
  2. Step 2: Convert to fraction form
    2,822.18/4,234.44 = 1,179.08/x
  3. Step 3: Cross multiply
    2,822.18x = 4,234.44 × 1,179.08
  4. Step 4: Simplify right side
    2,822.18x = 4,992,743.52
  5. Step 5: Solve for x
    x = 4,992,743.52/2,822.18
  6. Step 6: Final answer
    x = 1,769.11

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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.