Home / 3,839.21-5,300.73-2,941.37

Finding the Fourth Proportional to 3,839.21, 5,300.73 and 2,941.37

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Solution

The fourth proportional to 3,839.21, 5,300.73 and 2,941.37 is: 4,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.21 : 5,300.73 = 2,941.37 : x
  2. Step 2: Convert to fraction form
    3,839.21/5,300.73 = 2,941.37/x
  3. Step 3: Cross multiply
    3,839.21x = 5,300.73 × 2,941.37
  4. Step 4: Simplify right side
    3,839.21x = 15,591,381.70
  5. Step 5: Solve for x
    x = 15,591,381.70/3,839.21
  6. Step 6: Final answer
    x = 4,061.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.