Home / 5,694.26-8,542.60-2,231.50

Finding the Fourth Proportional to 5,694.26, 8,542.60 and 2,231.50

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Solution

The fourth proportional to 5,694.26, 8,542.60 and 2,231.50 is: 3,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.26 : 8,542.60 = 2,231.50 : x
  2. Step 2: Convert to fraction form
    5,694.26/8,542.60 = 2,231.50/x
  3. Step 3: Cross multiply
    5,694.26x = 8,542.60 × 2,231.50
  4. Step 4: Simplify right side
    5,694.26x = 19,062,811.90
  5. Step 5: Solve for x
    x = 19,062,811.90/5,694.26
  6. Step 6: Final answer
    x = 3,347.72

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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.