Home / 5,851.41-8,074.91-3,198.83

Finding the Fourth Proportional to 5,851.41, 8,074.91 and 3,198.83

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Solution

The fourth proportional to 5,851.41, 8,074.91 and 3,198.83 is: 4,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.41 : 8,074.91 = 3,198.83 : x
  2. Step 2: Convert to fraction form
    5,851.41/8,074.91 = 3,198.83/x
  3. Step 3: Cross multiply
    5,851.41x = 8,074.91 × 3,198.83
  4. Step 4: Simplify right side
    5,851.41x = 25,830,231.98
  5. Step 5: Solve for x
    x = 25,830,231.98/5,851.41
  6. Step 6: Final answer
    x = 4,414.36

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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.