Home / 3,176.82-4,763.52-984.96

Finding the Fourth Proportional to 3,176.82, 4,763.52 and 984.96

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Solution

The fourth proportional to 3,176.82, 4,763.52 and 984.96 is: 1,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.82 : 4,763.52 = 984.96 : x
  2. Step 2: Convert to fraction form
    3,176.82/4,763.52 = 984.96/x
  3. Step 3: Cross multiply
    3,176.82x = 4,763.52 × 984.96
  4. Step 4: Simplify right side
    3,176.82x = 4,691,876.66
  5. Step 5: Solve for x
    x = 4,691,876.66/3,176.82
  6. Step 6: Final answer
    x = 1,476.91

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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.