Home / 5,029.83-6,940.84-2,791.71

Finding the Fourth Proportional to 5,029.83, 6,940.84 and 2,791.71

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Solution

The fourth proportional to 5,029.83, 6,940.84 and 2,791.71 is: 3,852.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.83 : 6,940.84 = 2,791.71 : x
  2. Step 2: Convert to fraction form
    5,029.83/6,940.84 = 2,791.71/x
  3. Step 3: Cross multiply
    5,029.83x = 6,940.84 × 2,791.71
  4. Step 4: Simplify right side
    5,029.83x = 19,376,805.46
  5. Step 5: Solve for x
    x = 19,376,805.46/5,029.83
  6. Step 6: Final answer
    x = 3,852.38

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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.