Home / 5,687.43-8,531.04-2,224.68

Finding the Fourth Proportional to 5,687.43, 8,531.04 and 2,224.68

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Solution

The fourth proportional to 5,687.43, 8,531.04 and 2,224.68 is: 3,336.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.43 : 8,531.04 = 2,224.68 : x
  2. Step 2: Convert to fraction form
    5,687.43/8,531.04 = 2,224.68/x
  3. Step 3: Cross multiply
    5,687.43x = 8,531.04 × 2,224.68
  4. Step 4: Simplify right side
    5,687.43x = 18,978,834.07
  5. Step 5: Solve for x
    x = 18,978,834.07/5,687.43
  6. Step 6: Final answer
    x = 3,336.98

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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.