Home / 8,584.41-12,878.30-2,741.37

Finding the Fourth Proportional to 8,584.41, 12,878.30 and 2,741.37

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Solution

The fourth proportional to 8,584.41, 12,878.30 and 2,741.37 is: 4,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.41 : 12,878.30 = 2,741.37 : x
  2. Step 2: Convert to fraction form
    8,584.41/12,878.30 = 2,741.37/x
  3. Step 3: Cross multiply
    8,584.41x = 12,878.30 × 2,741.37
  4. Step 4: Simplify right side
    8,584.41x = 35,304,171.56
  5. Step 5: Solve for x
    x = 35,304,171.56/8,584.41
  6. Step 6: Final answer
    x = 4,112.59

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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.