Home / 5,442.21-8,163.90-2,322.54

Finding the Fourth Proportional to 5,442.21, 8,163.90 and 2,322.54

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Solution

The fourth proportional to 5,442.21, 8,163.90 and 2,322.54 is: 3,484.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.21 : 8,163.90 = 2,322.54 : x
  2. Step 2: Convert to fraction form
    5,442.21/8,163.90 = 2,322.54/x
  3. Step 3: Cross multiply
    5,442.21x = 8,163.90 × 2,322.54
  4. Step 4: Simplify right side
    5,442.21x = 18,961,004.72
  5. Step 5: Solve for x
    x = 18,961,004.72/5,442.21
  6. Step 6: Final answer
    x = 3,484.07

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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.