Home / 3,389.18-5,083.92-1,198.13

Finding the Fourth Proportional to 3,389.18, 5,083.92 and 1,198.13

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Solution

The fourth proportional to 3,389.18, 5,083.92 and 1,198.13 is: 1,797.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.18 : 5,083.92 = 1,198.13 : x
  2. Step 2: Convert to fraction form
    3,389.18/5,083.92 = 1,198.13/x
  3. Step 3: Cross multiply
    3,389.18x = 5,083.92 × 1,198.13
  4. Step 4: Simplify right side
    3,389.18x = 6,091,171.65
  5. Step 5: Solve for x
    x = 6,091,171.65/3,389.18
  6. Step 6: Final answer
    x = 1,797.24

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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.