Home / 3,282.74-4,918.44-2,212.18

Finding the Fourth Proportional to 3,282.74, 4,918.44 and 2,212.18

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Solution

The fourth proportional to 3,282.74, 4,918.44 and 2,212.18 is: 3,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.74 : 4,918.44 = 2,212.18 : x
  2. Step 2: Convert to fraction form
    3,282.74/4,918.44 = 2,212.18/x
  3. Step 3: Cross multiply
    3,282.74x = 4,918.44 × 2,212.18
  4. Step 4: Simplify right side
    3,282.74x = 10,880,458.16
  5. Step 5: Solve for x
    x = 10,880,458.16/3,282.74
  6. Step 6: Final answer
    x = 3,314.44

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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.