Home / 8,481.14-12,718.59-2,933.06

Finding the Fourth Proportional to 8,481.14, 12,718.59 and 2,933.06

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Solution

The fourth proportional to 8,481.14, 12,718.59 and 2,933.06 is: 4,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.14 : 12,718.59 = 2,933.06 : x
  2. Step 2: Convert to fraction form
    8,481.14/12,718.59 = 2,933.06/x
  3. Step 3: Cross multiply
    8,481.14x = 12,718.59 × 2,933.06
  4. Step 4: Simplify right side
    8,481.14x = 37,304,387.59
  5. Step 5: Solve for x
    x = 37,304,387.59/8,481.14
  6. Step 6: Final answer
    x = 4,398.51

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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.