Home / 7,741.23-11,609.78-3,357.66

Finding the Fourth Proportional to 7,741.23, 11,609.78 and 3,357.66

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Solution

The fourth proportional to 7,741.23, 11,609.78 and 3,357.66 is: 5,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.23 : 11,609.78 = 3,357.66 : x
  2. Step 2: Convert to fraction form
    7,741.23/11,609.78 = 3,357.66/x
  3. Step 3: Cross multiply
    7,741.23x = 11,609.78 × 3,357.66
  4. Step 4: Simplify right side
    7,741.23x = 38,981,677.13
  5. Step 5: Solve for x
    x = 38,981,677.13/7,741.23
  6. Step 6: Final answer
    x = 5,035.59

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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.