Home / 4,093.92-5,639.76-3,843.36

Finding the Fourth Proportional to 4,093.92, 5,639.76 and 3,843.36

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Solution

The fourth proportional to 4,093.92, 5,639.76 and 3,843.36 is: 5,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.92 : 5,639.76 = 3,843.36 : x
  2. Step 2: Convert to fraction form
    4,093.92/5,639.76 = 3,843.36/x
  3. Step 3: Cross multiply
    4,093.92x = 5,639.76 × 3,843.36
  4. Step 4: Simplify right side
    4,093.92x = 21,675,627.99
  5. Step 5: Solve for x
    x = 21,675,627.99/4,093.92
  6. Step 6: Final answer
    x = 5,294.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.