Home / 3,213.21-4,818.97-1,363.37

Finding the Fourth Proportional to 3,213.21, 4,818.97 and 1,363.37

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Solution

The fourth proportional to 3,213.21, 4,818.97 and 1,363.37 is: 2,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.21 : 4,818.97 = 1,363.37 : x
  2. Step 2: Convert to fraction form
    3,213.21/4,818.97 = 1,363.37/x
  3. Step 3: Cross multiply
    3,213.21x = 4,818.97 × 1,363.37
  4. Step 4: Simplify right side
    3,213.21x = 6,570,039.13
  5. Step 5: Solve for x
    x = 6,570,039.13/3,213.21
  6. Step 6: Final answer
    x = 2,044.70

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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.