Home / 3,232.60-4,849.98-2,789.80

Finding the Fourth Proportional to 3,232.60, 4,849.98 and 2,789.80

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Solution

The fourth proportional to 3,232.60, 4,849.98 and 2,789.80 is: 4,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.60 : 4,849.98 = 2,789.80 : x
  2. Step 2: Convert to fraction form
    3,232.60/4,849.98 = 2,789.80/x
  3. Step 3: Cross multiply
    3,232.60x = 4,849.98 × 2,789.80
  4. Step 4: Simplify right side
    3,232.60x = 13,530,474.20
  5. Step 5: Solve for x
    x = 13,530,474.20/3,232.60
  6. Step 6: Final answer
    x = 4,185.63

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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.