Home / 5,531.31-8,296.88-2,243.61

Finding the Fourth Proportional to 5,531.31, 8,296.88 and 2,243.61

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Solution

The fourth proportional to 5,531.31, 8,296.88 and 2,243.61 is: 3,365.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.31 : 8,296.88 = 2,243.61 : x
  2. Step 2: Convert to fraction form
    5,531.31/8,296.88 = 2,243.61/x
  3. Step 3: Cross multiply
    5,531.31x = 8,296.88 × 2,243.61
  4. Step 4: Simplify right side
    5,531.31x = 18,614,951.72
  5. Step 5: Solve for x
    x = 18,614,951.72/5,531.31
  6. Step 6: Final answer
    x = 3,365.38

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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.