Home / 2,724.55-4,083.62-2,134.06

Finding the Fourth Proportional to 2,724.55, 4,083.62 and 2,134.06

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Solution

The fourth proportional to 2,724.55, 4,083.62 and 2,134.06 is: 3,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.55 : 4,083.62 = 2,134.06 : x
  2. Step 2: Convert to fraction form
    2,724.55/4,083.62 = 2,134.06/x
  3. Step 3: Cross multiply
    2,724.55x = 4,083.62 × 2,134.06
  4. Step 4: Simplify right side
    2,724.55x = 8,714,669.68
  5. Step 5: Solve for x
    x = 8,714,669.68/2,724.55
  6. Step 6: Final answer
    x = 3,198.58

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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.