Home / 3,934.48-5,902.33-1,336.81

Finding the Fourth Proportional to 3,934.48, 5,902.33 and 1,336.81

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Solution

The fourth proportional to 3,934.48, 5,902.33 and 1,336.81 is: 2,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.48 : 5,902.33 = 1,336.81 : x
  2. Step 2: Convert to fraction form
    3,934.48/5,902.33 = 1,336.81/x
  3. Step 3: Cross multiply
    3,934.48x = 5,902.33 × 1,336.81
  4. Step 4: Simplify right side
    3,934.48x = 7,890,293.77
  5. Step 5: Solve for x
    x = 7,890,293.77/3,934.48
  6. Step 6: Final answer
    x = 2,005.42

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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.