Home / 3,311.34-4,963.22-1,361.13

Finding the Fourth Proportional to 3,311.34, 4,963.22 and 1,361.13

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Solution

The fourth proportional to 3,311.34, 4,963.22 and 1,361.13 is: 2,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.34 : 4,963.22 = 1,361.13 : x
  2. Step 2: Convert to fraction form
    3,311.34/4,963.22 = 1,361.13/x
  3. Step 3: Cross multiply
    3,311.34x = 4,963.22 × 1,361.13
  4. Step 4: Simplify right side
    3,311.34x = 6,755,587.64
  5. Step 5: Solve for x
    x = 6,755,587.64/3,311.34
  6. Step 6: Final answer
    x = 2,040.14

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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.