Home / 5,511.37-8,266.88-1,351.39

Finding the Fourth Proportional to 5,511.37, 8,266.88 and 1,351.39

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Solution

The fourth proportional to 5,511.37, 8,266.88 and 1,351.39 is: 2,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.37 : 8,266.88 = 1,351.39 : x
  2. Step 2: Convert to fraction form
    5,511.37/8,266.88 = 1,351.39/x
  3. Step 3: Cross multiply
    5,511.37x = 8,266.88 × 1,351.39
  4. Step 4: Simplify right side
    5,511.37x = 11,171,730.87
  5. Step 5: Solve for x
    x = 11,171,730.87/5,511.37
  6. Step 6: Final answer
    x = 2,027.04

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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.