Home / 8,584.53-12,874.01-2,739.75

Finding the Fourth Proportional to 8,584.53, 12,874.01 and 2,739.75

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Solution

The fourth proportional to 8,584.53, 12,874.01 and 2,739.75 is: 4,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.53 : 12,874.01 = 2,739.75 : x
  2. Step 2: Convert to fraction form
    8,584.53/12,874.01 = 2,739.75/x
  3. Step 3: Cross multiply
    8,584.53x = 12,874.01 × 2,739.75
  4. Step 4: Simplify right side
    8,584.53x = 35,271,555.20
  5. Step 5: Solve for x
    x = 35,271,555.20/8,584.53
  6. Step 6: Final answer
    x = 4,108.73

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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.