Home / 11,076.91-16,619.79-4,503.61

Finding the Fourth Proportional to 11,076.91, 16,619.79 and 4,503.61

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Solution

The fourth proportional to 11,076.91, 16,619.79 and 4,503.61 is: 6,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.91 : 16,619.79 = 4,503.61 : x
  2. Step 2: Convert to fraction form
    11,076.91/16,619.79 = 4,503.61/x
  3. Step 3: Cross multiply
    11,076.91x = 16,619.79 × 4,503.61
  4. Step 4: Simplify right side
    11,076.91x = 74,849,052.44
  5. Step 5: Solve for x
    x = 74,849,052.44/11,076.91
  6. Step 6: Final answer
    x = 6,757.21

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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.