Home / 7,930.92-11,896.32-2,736.72

Finding the Fourth Proportional to 7,930.92, 11,896.32 and 2,736.72

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Solution

The fourth proportional to 7,930.92, 11,896.32 and 2,736.72 is: 4,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.92 : 11,896.32 = 2,736.72 : x
  2. Step 2: Convert to fraction form
    7,930.92/11,896.32 = 2,736.72/x
  3. Step 3: Cross multiply
    7,930.92x = 11,896.32 × 2,736.72
  4. Step 4: Simplify right side
    7,930.92x = 32,556,896.87
  5. Step 5: Solve for x
    x = 32,556,896.87/7,930.92
  6. Step 6: Final answer
    x = 4,105.06

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1.5x scale

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.