Home / 3,389.08-5,083.74-1,198.12

Finding the Fourth Proportional to 3,389.08, 5,083.74 and 1,198.12

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Solution

The fourth proportional to 3,389.08, 5,083.74 and 1,198.12 is: 1,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.08 : 5,083.74 = 1,198.12 : x
  2. Step 2: Convert to fraction form
    3,389.08/5,083.74 = 1,198.12/x
  3. Step 3: Cross multiply
    3,389.08x = 5,083.74 × 1,198.12
  4. Step 4: Simplify right side
    3,389.08x = 6,090,930.57
  5. Step 5: Solve for x
    x = 6,090,930.57/3,389.08
  6. Step 6: Final answer
    x = 1,797.22

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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.