Home / 5,380.71-8,074.11-2,093.36

Finding the Fourth Proportional to 5,380.71, 8,074.11 and 2,093.36

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Solution

The fourth proportional to 5,380.71, 8,074.11 and 2,093.36 is: 3,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.71 : 8,074.11 = 2,093.36 : x
  2. Step 2: Convert to fraction form
    5,380.71/8,074.11 = 2,093.36/x
  3. Step 3: Cross multiply
    5,380.71x = 8,074.11 × 2,093.36
  4. Step 4: Simplify right side
    5,380.71x = 16,901,978.54
  5. Step 5: Solve for x
    x = 16,901,978.54/5,380.71
  6. Step 6: Final answer
    x = 3,141.22

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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.