Home / 3,941.63-5,912.43-2,705.28

Finding the Fourth Proportional to 3,941.63, 5,912.43 and 2,705.28

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Solution

The fourth proportional to 3,941.63, 5,912.43 and 2,705.28 is: 4,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.63 : 5,912.43 = 2,705.28 : x
  2. Step 2: Convert to fraction form
    3,941.63/5,912.43 = 2,705.28/x
  3. Step 3: Cross multiply
    3,941.63x = 5,912.43 × 2,705.28
  4. Step 4: Simplify right side
    3,941.63x = 15,994,778.63
  5. Step 5: Solve for x
    x = 15,994,778.63/3,941.63
  6. Step 6: Final answer
    x = 4,057.91

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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.