Home / 3,941.46-5,914.49-2,187.94

Finding the Fourth Proportional to 3,941.46, 5,914.49 and 2,187.94

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Solution

The fourth proportional to 3,941.46, 5,914.49 and 2,187.94 is: 3,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.46 : 5,914.49 = 2,187.94 : x
  2. Step 2: Convert to fraction form
    3,941.46/5,914.49 = 2,187.94/x
  3. Step 3: Cross multiply
    3,941.46x = 5,914.49 × 2,187.94
  4. Step 4: Simplify right side
    3,941.46x = 12,940,508.74
  5. Step 5: Solve for x
    x = 12,940,508.74/3,941.46
  6. Step 6: Final answer
    x = 3,283.18

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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.