Home / 8,194.24-12,291.38-3,511.22

Finding the Fourth Proportional to 8,194.24, 12,291.38 and 3,511.22

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Solution

The fourth proportional to 8,194.24, 12,291.38 and 3,511.22 is: 5,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.24 : 12,291.38 = 3,511.22 : x
  2. Step 2: Convert to fraction form
    8,194.24/12,291.38 = 3,511.22/x
  3. Step 3: Cross multiply
    8,194.24x = 12,291.38 × 3,511.22
  4. Step 4: Simplify right side
    8,194.24x = 43,157,660.27
  5. Step 5: Solve for x
    x = 43,157,660.27/8,194.24
  6. Step 6: Final answer
    x = 5,266.83

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1.5x scale

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.