Home / 5,940.35-8,198.54-3,421.97

Finding the Fourth Proportional to 5,940.35, 8,198.54 and 3,421.97

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Solution

The fourth proportional to 5,940.35, 8,198.54 and 3,421.97 is: 4,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.35 : 8,198.54 = 3,421.97 : x
  2. Step 2: Convert to fraction form
    5,940.35/8,198.54 = 3,421.97/x
  3. Step 3: Cross multiply
    5,940.35x = 8,198.54 × 3,421.97
  4. Step 4: Simplify right side
    5,940.35x = 28,055,178.02
  5. Step 5: Solve for x
    x = 28,055,178.02/5,940.35
  6. Step 6: Final answer
    x = 4,722.82

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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.