Home / 3,194.76-4,789.91-2,272.17

Finding the Fourth Proportional to 3,194.76, 4,789.91 and 2,272.17

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Solution

The fourth proportional to 3,194.76, 4,789.91 and 2,272.17 is: 3,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.76 : 4,789.91 = 2,272.17 : x
  2. Step 2: Convert to fraction form
    3,194.76/4,789.91 = 2,272.17/x
  3. Step 3: Cross multiply
    3,194.76x = 4,789.91 × 2,272.17
  4. Step 4: Simplify right side
    3,194.76x = 10,883,478.44
  5. Step 5: Solve for x
    x = 10,883,478.44/3,194.76
  6. Step 6: Final answer
    x = 3,406.67

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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.