Home / 7,976.38-11,968.97-3,295.30

Finding the Fourth Proportional to 7,976.38, 11,968.97 and 3,295.30

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Solution

The fourth proportional to 7,976.38, 11,968.97 and 3,295.30 is: 4,944.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.38 : 11,968.97 = 3,295.30 : x
  2. Step 2: Convert to fraction form
    7,976.38/11,968.97 = 3,295.30/x
  3. Step 3: Cross multiply
    7,976.38x = 11,968.97 × 3,295.30
  4. Step 4: Simplify right side
    7,976.38x = 39,441,346.84
  5. Step 5: Solve for x
    x = 39,441,346.84/7,976.38
  6. Step 6: Final answer
    x = 4,944.77

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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.