Home / 3,219.21-4,826.82-1,369.26

Finding the Fourth Proportional to 3,219.21, 4,826.82 and 1,369.26

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Solution

The fourth proportional to 3,219.21, 4,826.82 and 1,369.26 is: 2,053.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.21 : 4,826.82 = 1,369.26 : x
  2. Step 2: Convert to fraction form
    3,219.21/4,826.82 = 1,369.26/x
  3. Step 3: Cross multiply
    3,219.21x = 4,826.82 × 1,369.26
  4. Step 4: Simplify right side
    3,219.21x = 6,609,171.55
  5. Step 5: Solve for x
    x = 6,609,171.55/3,219.21
  6. Step 6: Final answer
    x = 2,053.04

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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.