Home / 8,168.24-12,252.14-2,621.96

Finding the Fourth Proportional to 8,168.24, 12,252.14 and 2,621.96

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Solution

The fourth proportional to 8,168.24, 12,252.14 and 2,621.96 is: 3,932.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.24 : 12,252.14 = 2,621.96 : x
  2. Step 2: Convert to fraction form
    8,168.24/12,252.14 = 2,621.96/x
  3. Step 3: Cross multiply
    8,168.24x = 12,252.14 × 2,621.96
  4. Step 4: Simplify right side
    8,168.24x = 32,124,620.99
  5. Step 5: Solve for x
    x = 32,124,620.99/8,168.24
  6. Step 6: Final answer
    x = 3,932.87

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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.