Home / 11,680.77-17,524.11-3,360.61

Finding the Fourth Proportional to 11,680.77, 17,524.11 and 3,360.61

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Solution

The fourth proportional to 11,680.77, 17,524.11 and 3,360.61 is: 5,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.77 : 17,524.11 = 3,360.61 : x
  2. Step 2: Convert to fraction form
    11,680.77/17,524.11 = 3,360.61/x
  3. Step 3: Cross multiply
    11,680.77x = 17,524.11 × 3,360.61
  4. Step 4: Simplify right side
    11,680.77x = 58,891,611.69
  5. Step 5: Solve for x
    x = 58,891,611.69/11,680.77
  6. Step 6: Final answer
    x = 5,041.76

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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.