Home / 5,424.75-8,131.46-2,504.97

Finding the Fourth Proportional to 5,424.75, 8,131.46 and 2,504.97

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Solution

The fourth proportional to 5,424.75, 8,131.46 and 2,504.97 is: 3,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.75 : 8,131.46 = 2,504.97 : x
  2. Step 2: Convert to fraction form
    5,424.75/8,131.46 = 2,504.97/x
  3. Step 3: Cross multiply
    5,424.75x = 8,131.46 × 2,504.97
  4. Step 4: Simplify right side
    5,424.75x = 20,369,050.83
  5. Step 5: Solve for x
    x = 20,369,050.83/5,424.75
  6. Step 6: Final answer
    x = 3,754.84

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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.