Home / 2,183.08-3,012.58-1,251.52

Finding the Fourth Proportional to 2,183.08, 3,012.58 and 1,251.52

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Solution

The fourth proportional to 2,183.08, 3,012.58 and 1,251.52 is: 1,727.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.08 : 3,012.58 = 1,251.52 : x
  2. Step 2: Convert to fraction form
    2,183.08/3,012.58 = 1,251.52/x
  3. Step 3: Cross multiply
    2,183.08x = 3,012.58 × 1,251.52
  4. Step 4: Simplify right side
    2,183.08x = 3,770,304.12
  5. Step 5: Solve for x
    x = 3,770,304.12/2,183.08
  6. Step 6: Final answer
    x = 1,727.06

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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.