Home / 11,964.21-17,950.17-3,645.84

Finding the Fourth Proportional to 11,964.21, 17,950.17 and 3,645.84

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Solution

The fourth proportional to 11,964.21, 17,950.17 and 3,645.84 is: 5,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.21 : 17,950.17 = 3,645.84 : x
  2. Step 2: Convert to fraction form
    11,964.21/17,950.17 = 3,645.84/x
  3. Step 3: Cross multiply
    11,964.21x = 17,950.17 × 3,645.84
  4. Step 4: Simplify right side
    11,964.21x = 65,443,447.79
  5. Step 5: Solve for x
    x = 65,443,447.79/11,964.21
  6. Step 6: Final answer
    x = 5,469.93

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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.