Home / 3,982.74-5,966.62-2,334.40

Finding the Fourth Proportional to 3,982.74, 5,966.62 and 2,334.40

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Solution

The fourth proportional to 3,982.74, 5,966.62 and 2,334.40 is: 3,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.74 : 5,966.62 = 2,334.40 : x
  2. Step 2: Convert to fraction form
    3,982.74/5,966.62 = 2,334.40/x
  3. Step 3: Cross multiply
    3,982.74x = 5,966.62 × 2,334.40
  4. Step 4: Simplify right side
    3,982.74x = 13,928,477.73
  5. Step 5: Solve for x
    x = 13,928,477.73/3,982.74
  6. Step 6: Final answer
    x = 3,497.21

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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.