Home / 5,540.16-8,311.64-1,644.44

Finding the Fourth Proportional to 5,540.16, 8,311.64 and 1,644.44

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Solution

The fourth proportional to 5,540.16, 8,311.64 and 1,644.44 is: 2,467.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.16 : 8,311.64 = 1,644.44 : x
  2. Step 2: Convert to fraction form
    5,540.16/8,311.64 = 1,644.44/x
  3. Step 3: Cross multiply
    5,540.16x = 8,311.64 × 1,644.44
  4. Step 4: Simplify right side
    5,540.16x = 13,667,993.28
  5. Step 5: Solve for x
    x = 13,667,993.28/5,540.16
  6. Step 6: Final answer
    x = 2,467.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.