Home / 11,161.14-16,743.42-3,765.03

Finding the Fourth Proportional to 11,161.14, 16,743.42 and 3,765.03

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Solution

The fourth proportional to 11,161.14, 16,743.42 and 3,765.03 is: 5,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.14 : 16,743.42 = 3,765.03 : x
  2. Step 2: Convert to fraction form
    11,161.14/16,743.42 = 3,765.03/x
  3. Step 3: Cross multiply
    11,161.14x = 16,743.42 × 3,765.03
  4. Step 4: Simplify right side
    11,161.14x = 63,039,478.60
  5. Step 5: Solve for x
    x = 63,039,478.60/11,161.14
  6. Step 6: Final answer
    x = 5,648.12

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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.