Home / 10,727.88-16,091.84-4,571.88

Finding the Fourth Proportional to 10,727.88, 16,091.84 and 4,571.88

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Solution

The fourth proportional to 10,727.88, 16,091.84 and 4,571.88 is: 6,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.88 : 16,091.84 = 4,571.88 : x
  2. Step 2: Convert to fraction form
    10,727.88/16,091.84 = 4,571.88/x
  3. Step 3: Cross multiply
    10,727.88x = 16,091.84 × 4,571.88
  4. Step 4: Simplify right side
    10,727.88x = 73,569,858.14
  5. Step 5: Solve for x
    x = 73,569,858.14/10,727.88
  6. Step 6: Final answer
    x = 6,857.82

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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.