Home / 3,311.35-4,963.38-1,362.49

Finding the Fourth Proportional to 3,311.35, 4,963.38 and 1,362.49

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Solution

The fourth proportional to 3,311.35, 4,963.38 and 1,362.49 is: 2,042.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.35 : 4,963.38 = 1,362.49 : x
  2. Step 2: Convert to fraction form
    3,311.35/4,963.38 = 1,362.49/x
  3. Step 3: Cross multiply
    3,311.35x = 4,963.38 × 1,362.49
  4. Step 4: Simplify right side
    3,311.35x = 6,762,555.62
  5. Step 5: Solve for x
    x = 6,762,555.62/3,311.35
  6. Step 6: Final answer
    x = 2,042.24

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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.