Home / 8,584.62-12,872.96-3,904.44

Finding the Fourth Proportional to 8,584.62, 12,872.96 and 3,904.44

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Solution

The fourth proportional to 8,584.62, 12,872.96 and 3,904.44 is: 5,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.62 : 12,872.96 = 3,904.44 : x
  2. Step 2: Convert to fraction form
    8,584.62/12,872.96 = 3,904.44/x
  3. Step 3: Cross multiply
    8,584.62x = 12,872.96 × 3,904.44
  4. Step 4: Simplify right side
    8,584.62x = 50,261,699.94
  5. Step 5: Solve for x
    x = 50,261,699.94/8,584.62
  6. Step 6: Final answer
    x = 5,854.85

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1.5x scale

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.