Home / 3,511.54-5,268.22-1,662.61

Finding the Fourth Proportional to 3,511.54, 5,268.22 and 1,662.61

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Solution

The fourth proportional to 3,511.54, 5,268.22 and 1,662.61 is: 2,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.54 : 5,268.22 = 1,662.61 : x
  2. Step 2: Convert to fraction form
    3,511.54/5,268.22 = 1,662.61/x
  3. Step 3: Cross multiply
    3,511.54x = 5,268.22 × 1,662.61
  4. Step 4: Simplify right side
    3,511.54x = 8,758,997.16
  5. Step 5: Solve for x
    x = 8,758,997.16/3,511.54
  6. Step 6: Final answer
    x = 2,494.35

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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.