Home / 5,029.91-6,940.58-2,791.65

Finding the Fourth Proportional to 5,029.91, 6,940.58 and 2,791.65

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Solution

The fourth proportional to 5,029.91, 6,940.58 and 2,791.65 is: 3,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.91 : 6,940.58 = 2,791.65 : x
  2. Step 2: Convert to fraction form
    5,029.91/6,940.58 = 2,791.65/x
  3. Step 3: Cross multiply
    5,029.91x = 6,940.58 × 2,791.65
  4. Step 4: Simplify right side
    5,029.91x = 19,375,656.20
  5. Step 5: Solve for x
    x = 19,375,656.20/5,029.91
  6. Step 6: Final answer
    x = 3,852.09

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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.