Home / 11,125.80-16,687.26-3,333.96

Finding the Fourth Proportional to 11,125.80, 16,687.26 and 3,333.96

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Solution

The fourth proportional to 11,125.80, 16,687.26 and 3,333.96 is: 5,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.80 : 16,687.26 = 3,333.96 : x
  2. Step 2: Convert to fraction form
    11,125.80/16,687.26 = 3,333.96/x
  3. Step 3: Cross multiply
    11,125.80x = 16,687.26 × 3,333.96
  4. Step 4: Simplify right side
    11,125.80x = 55,634,657.35
  5. Step 5: Solve for x
    x = 55,634,657.35/11,125.80
  6. Step 6: Final answer
    x = 5,000.51

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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.