Home / 6,879.58-10,318.03-2,198.33

Finding the Fourth Proportional to 6,879.58, 10,318.03 and 2,198.33

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Solution

The fourth proportional to 6,879.58, 10,318.03 and 2,198.33 is: 3,297.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.58 : 10,318.03 = 2,198.33 : x
  2. Step 2: Convert to fraction form
    6,879.58/10,318.03 = 2,198.33/x
  3. Step 3: Cross multiply
    6,879.58x = 10,318.03 × 2,198.33
  4. Step 4: Simplify right side
    6,879.58x = 22,682,455.19
  5. Step 5: Solve for x
    x = 22,682,455.19/6,879.58
  6. Step 6: Final answer
    x = 3,297.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.