Home / 4,188.73-6,274.87-3,409.57

Finding the Fourth Proportional to 4,188.73, 6,274.87 and 3,409.57

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Solution

The fourth proportional to 4,188.73, 6,274.87 and 3,409.57 is: 5,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.73 : 6,274.87 = 3,409.57 : x
  2. Step 2: Convert to fraction form
    4,188.73/6,274.87 = 3,409.57/x
  3. Step 3: Cross multiply
    4,188.73x = 6,274.87 × 3,409.57
  4. Step 4: Simplify right side
    4,188.73x = 21,394,568.61
  5. Step 5: Solve for x
    x = 21,394,568.61/4,188.73
  6. Step 6: Final answer
    x = 5,107.66

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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.