Home / 2,800.16-4,198.82-1,568.42

Finding the Fourth Proportional to 2,800.16, 4,198.82 and 1,568.42

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Solution

The fourth proportional to 2,800.16, 4,198.82 and 1,568.42 is: 2,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.16 : 4,198.82 = 1,568.42 : x
  2. Step 2: Convert to fraction form
    2,800.16/4,198.82 = 1,568.42/x
  3. Step 3: Cross multiply
    2,800.16x = 4,198.82 × 1,568.42
  4. Step 4: Simplify right side
    2,800.16x = 6,585,513.26
  5. Step 5: Solve for x
    x = 6,585,513.26/2,800.16
  6. Step 6: Final answer
    x = 2,351.83

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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.