Home / 11,231.70-16,849.80-3,334.20

Finding the Fourth Proportional to 11,231.70, 16,849.80 and 3,334.20

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Solution

The fourth proportional to 11,231.70, 16,849.80 and 3,334.20 is: 5,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.70 : 16,849.80 = 3,334.20 : x
  2. Step 2: Convert to fraction form
    11,231.70/16,849.80 = 3,334.20/x
  3. Step 3: Cross multiply
    11,231.70x = 16,849.80 × 3,334.20
  4. Step 4: Simplify right side
    11,231.70x = 56,180,603.16
  5. Step 5: Solve for x
    x = 56,180,603.16/11,231.70
  6. Step 6: Final answer
    x = 5,001.97

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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.