Home / 3,727.26-5,143.32-2,234.61

Finding the Fourth Proportional to 3,727.26, 5,143.32 and 2,234.61

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Solution

The fourth proportional to 3,727.26, 5,143.32 and 2,234.61 is: 3,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.26 : 5,143.32 = 2,234.61 : x
  2. Step 2: Convert to fraction form
    3,727.26/5,143.32 = 2,234.61/x
  3. Step 3: Cross multiply
    3,727.26x = 5,143.32 × 2,234.61
  4. Step 4: Simplify right side
    3,727.26x = 11,493,314.31
  5. Step 5: Solve for x
    x = 11,493,314.31/3,727.26
  6. Step 6: Final answer
    x = 3,083.58

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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.