Home / 8,584.84-12,879.42-2,741.44

Finding the Fourth Proportional to 8,584.84, 12,879.42 and 2,741.44

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Solution

The fourth proportional to 8,584.84, 12,879.42 and 2,741.44 is: 4,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.84 : 12,879.42 = 2,741.44 : x
  2. Step 2: Convert to fraction form
    8,584.84/12,879.42 = 2,741.44/x
  3. Step 3: Cross multiply
    8,584.84x = 12,879.42 × 2,741.44
  4. Step 4: Simplify right side
    8,584.84x = 35,308,157.16
  5. Step 5: Solve for x
    x = 35,308,157.16/8,584.84
  6. Step 6: Final answer
    x = 4,112.85

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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.