Home / 8,584.11-12,874.95-2,739.96

Finding the Fourth Proportional to 8,584.11, 12,874.95 and 2,739.96

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Solution

The fourth proportional to 8,584.11, 12,874.95 and 2,739.96 is: 4,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.11 : 12,874.95 = 2,739.96 : x
  2. Step 2: Convert to fraction form
    8,584.11/12,874.95 = 2,739.96/x
  3. Step 3: Cross multiply
    8,584.11x = 12,874.95 × 2,739.96
  4. Step 4: Simplify right side
    8,584.11x = 35,276,848.00
  5. Step 5: Solve for x
    x = 35,276,848.00/8,584.11
  6. Step 6: Final answer
    x = 4,109.55

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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.