Home / 3,204.20-4,806.30-2,936.90

Finding the Fourth Proportional to 3,204.20, 4,806.30 and 2,936.90

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Solution

The fourth proportional to 3,204.20, 4,806.30 and 2,936.90 is: 4,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.20 : 4,806.30 = 2,936.90 : x
  2. Step 2: Convert to fraction form
    3,204.20/4,806.30 = 2,936.90/x
  3. Step 3: Cross multiply
    3,204.20x = 4,806.30 × 2,936.90
  4. Step 4: Simplify right side
    3,204.20x = 14,115,622.47
  5. Step 5: Solve for x
    x = 14,115,622.47/3,204.20
  6. Step 6: Final answer
    x = 4,405.35

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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.