Home / 11,257.84-16,887.30-3,467.80

Finding the Fourth Proportional to 11,257.84, 16,887.30 and 3,467.80

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Solution

The fourth proportional to 11,257.84, 16,887.30 and 3,467.80 is: 5,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.84 : 16,887.30 = 3,467.80 : x
  2. Step 2: Convert to fraction form
    11,257.84/16,887.30 = 3,467.80/x
  3. Step 3: Cross multiply
    11,257.84x = 16,887.30 × 3,467.80
  4. Step 4: Simplify right side
    11,257.84x = 58,561,778.94
  5. Step 5: Solve for x
    x = 58,561,778.94/11,257.84
  6. Step 6: Final answer
    x = 5,201.87

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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.