Home / 5,939.04-8,198.67-3,843.84

Finding the Fourth Proportional to 5,939.04, 8,198.67 and 3,843.84

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Solution

The fourth proportional to 5,939.04, 8,198.67 and 3,843.84 is: 5,306.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.04 : 8,198.67 = 3,843.84 : x
  2. Step 2: Convert to fraction form
    5,939.04/8,198.67 = 3,843.84/x
  3. Step 3: Cross multiply
    5,939.04x = 8,198.67 × 3,843.84
  4. Step 4: Simplify right side
    5,939.04x = 31,514,375.69
  5. Step 5: Solve for x
    x = 31,514,375.69/5,939.04
  6. Step 6: Final answer
    x = 5,306.31

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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.