Home / 11,682.32-17,523.48-3,890.96

Finding the Fourth Proportional to 11,682.32, 17,523.48 and 3,890.96

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Solution

The fourth proportional to 11,682.32, 17,523.48 and 3,890.96 is: 5,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.32 : 17,523.48 = 3,890.96 : x
  2. Step 2: Convert to fraction form
    11,682.32/17,523.48 = 3,890.96/x
  3. Step 3: Cross multiply
    11,682.32x = 17,523.48 × 3,890.96
  4. Step 4: Simplify right side
    11,682.32x = 68,183,159.74
  5. Step 5: Solve for x
    x = 68,183,159.74/11,682.32
  6. Step 6: Final answer
    x = 5,836.44

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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.