Home / 5,029.92-6,940.97-2,791.69

Finding the Fourth Proportional to 5,029.92, 6,940.97 and 2,791.69

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Solution

The fourth proportional to 5,029.92, 6,940.97 and 2,791.69 is: 3,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.92 : 6,940.97 = 2,791.69 : x
  2. Step 2: Convert to fraction form
    5,029.92/6,940.97 = 2,791.69/x
  3. Step 3: Cross multiply
    5,029.92x = 6,940.97 × 2,791.69
  4. Step 4: Simplify right side
    5,029.92x = 19,377,022.58
  5. Step 5: Solve for x
    x = 19,377,022.58/5,029.92
  6. Step 6: Final answer
    x = 3,852.35

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Half scale
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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.