Home / 3,941.26-5,911.68-1,993.41

Finding the Fourth Proportional to 3,941.26, 5,911.68 and 1,993.41

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Solution

The fourth proportional to 3,941.26, 5,911.68 and 1,993.41 is: 2,990.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.26 : 5,911.68 = 1,993.41 : x
  2. Step 2: Convert to fraction form
    3,941.26/5,911.68 = 1,993.41/x
  3. Step 3: Cross multiply
    3,941.26x = 5,911.68 × 1,993.41
  4. Step 4: Simplify right side
    3,941.26x = 11,784,409.50
  5. Step 5: Solve for x
    x = 11,784,409.50/3,941.26
  6. Step 6: Final answer
    x = 2,990.01

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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.