Home / 3,226.57-4,454.78-2,234.89

Finding the Fourth Proportional to 3,226.57, 4,454.78 and 2,234.89

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Solution

The fourth proportional to 3,226.57, 4,454.78 and 2,234.89 is: 3,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.57 : 4,454.78 = 2,234.89 : x
  2. Step 2: Convert to fraction form
    3,226.57/4,454.78 = 2,234.89/x
  3. Step 3: Cross multiply
    3,226.57x = 4,454.78 × 2,234.89
  4. Step 4: Simplify right side
    3,226.57x = 9,955,943.27
  5. Step 5: Solve for x
    x = 9,955,943.27/3,226.57
  6. Step 6: Final answer
    x = 3,085.61

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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.