Home / 2,940.44-4,412.39-1,092.85

Finding the Fourth Proportional to 2,940.44, 4,412.39 and 1,092.85

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Solution

The fourth proportional to 2,940.44, 4,412.39 and 1,092.85 is: 1,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.44 : 4,412.39 = 1,092.85 : x
  2. Step 2: Convert to fraction form
    2,940.44/4,412.39 = 1,092.85/x
  3. Step 3: Cross multiply
    2,940.44x = 4,412.39 × 1,092.85
  4. Step 4: Simplify right side
    2,940.44x = 4,822,063.92
  5. Step 5: Solve for x
    x = 4,822,063.92/2,940.44
  6. Step 6: Final answer
    x = 1,639.92

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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.