Home / 11,118.39-16,677.18-3,327

Finding the Fourth Proportional to 11,118.39, 16,677.18 and 3,327

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Solution

The fourth proportional to 11,118.39, 16,677.18 and 3,327 is: 4,990.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.39 : 16,677.18 = 3,327 : x
  2. Step 2: Convert to fraction form
    11,118.39/16,677.18 = 3,327/x
  3. Step 3: Cross multiply
    11,118.39x = 16,677.18 × 3,327
  4. Step 4: Simplify right side
    11,118.39x = 55,484,977.86
  5. Step 5: Solve for x
    x = 55,484,977.86/11,118.39
  6. Step 6: Final answer
    x = 4,990.38

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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.