Home / 5,422.44-8,136.15-2,954.31

Finding the Fourth Proportional to 5,422.44, 8,136.15 and 2,954.31

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Solution

The fourth proportional to 5,422.44, 8,136.15 and 2,954.31 is: 4,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.44 : 8,136.15 = 2,954.31 : x
  2. Step 2: Convert to fraction form
    5,422.44/8,136.15 = 2,954.31/x
  3. Step 3: Cross multiply
    5,422.44x = 8,136.15 × 2,954.31
  4. Step 4: Simplify right side
    5,422.44x = 24,036,709.31
  5. Step 5: Solve for x
    x = 24,036,709.31/5,422.44
  6. Step 6: Final answer
    x = 4,432.82

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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.