Home / 11,295.92-16,949.66-5,379.50

Finding the Fourth Proportional to 11,295.92, 16,949.66 and 5,379.50

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Solution

The fourth proportional to 11,295.92, 16,949.66 and 5,379.50 is: 8,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.92 : 16,949.66 = 5,379.50 : x
  2. Step 2: Convert to fraction form
    11,295.92/16,949.66 = 5,379.50/x
  3. Step 3: Cross multiply
    11,295.92x = 16,949.66 × 5,379.50
  4. Step 4: Simplify right side
    11,295.92x = 91,180,695.97
  5. Step 5: Solve for x
    x = 91,180,695.97/11,295.92
  6. Step 6: Final answer
    x = 8,072.00

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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.