Home / 5,454.46-8,181.72-2,331.83

Finding the Fourth Proportional to 5,454.46, 8,181.72 and 2,331.83

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Solution

The fourth proportional to 5,454.46, 8,181.72 and 2,331.83 is: 3,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.46 : 8,181.72 = 2,331.83 : x
  2. Step 2: Convert to fraction form
    5,454.46/8,181.72 = 2,331.83/x
  3. Step 3: Cross multiply
    5,454.46x = 8,181.72 × 2,331.83
  4. Step 4: Simplify right side
    5,454.46x = 19,078,400.60
  5. Step 5: Solve for x
    x = 19,078,400.60/5,454.46
  6. Step 6: Final answer
    x = 3,497.76

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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.