Home / 11,766.21-17,649.32-3,446.43

Finding the Fourth Proportional to 11,766.21, 17,649.32 and 3,446.43

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Solution

The fourth proportional to 11,766.21, 17,649.32 and 3,446.43 is: 5,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.21 : 17,649.32 = 3,446.43 : x
  2. Step 2: Convert to fraction form
    11,766.21/17,649.32 = 3,446.43/x
  3. Step 3: Cross multiply
    11,766.21x = 17,649.32 × 3,446.43
  4. Step 4: Simplify right side
    11,766.21x = 60,827,145.93
  5. Step 5: Solve for x
    x = 60,827,145.93/11,766.21
  6. Step 6: Final answer
    x = 5,169.65

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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.