Home / 7,974.65-11,958.78-3,295.38

Finding the Fourth Proportional to 7,974.65, 11,958.78 and 3,295.38

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Solution

The fourth proportional to 7,974.65, 11,958.78 and 3,295.38 is: 4,941.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.65 : 11,958.78 = 3,295.38 : x
  2. Step 2: Convert to fraction form
    7,974.65/11,958.78 = 3,295.38/x
  3. Step 3: Cross multiply
    7,974.65x = 11,958.78 × 3,295.38
  4. Step 4: Simplify right side
    7,974.65x = 39,408,724.44
  5. Step 5: Solve for x
    x = 39,408,724.44/7,974.65
  6. Step 6: Final answer
    x = 4,941.75

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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.