Home / 3,198.93-4,418.46-2,313.33

Finding the Fourth Proportional to 3,198.93, 4,418.46 and 2,313.33

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Solution

The fourth proportional to 3,198.93, 4,418.46 and 2,313.33 is: 3,195.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.93 : 4,418.46 = 2,313.33 : x
  2. Step 2: Convert to fraction form
    3,198.93/4,418.46 = 2,313.33/x
  3. Step 3: Cross multiply
    3,198.93x = 4,418.46 × 2,313.33
  4. Step 4: Simplify right side
    3,198.93x = 10,221,356.07
  5. Step 5: Solve for x
    x = 10,221,356.07/3,198.93
  6. Step 6: Final answer
    x = 3,195.24

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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.