Home / 3,834.09-5,749.91-1,236.42

Finding the Fourth Proportional to 3,834.09, 5,749.91 and 1,236.42

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Solution

The fourth proportional to 3,834.09, 5,749.91 and 1,236.42 is: 1,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.09 : 5,749.91 = 1,236.42 : x
  2. Step 2: Convert to fraction form
    3,834.09/5,749.91 = 1,236.42/x
  3. Step 3: Cross multiply
    3,834.09x = 5,749.91 × 1,236.42
  4. Step 4: Simplify right side
    3,834.09x = 7,109,306.81
  5. Step 5: Solve for x
    x = 7,109,306.81/3,834.09
  6. Step 6: Final answer
    x = 1,854.24

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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.