Home / 3,228.53-4,845.42-2,605.84

Finding the Fourth Proportional to 3,228.53, 4,845.42 and 2,605.84

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Solution

The fourth proportional to 3,228.53, 4,845.42 and 2,605.84 is: 3,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.53 : 4,845.42 = 2,605.84 : x
  2. Step 2: Convert to fraction form
    3,228.53/4,845.42 = 2,605.84/x
  3. Step 3: Cross multiply
    3,228.53x = 4,845.42 × 2,605.84
  4. Step 4: Simplify right side
    3,228.53x = 12,626,377.14
  5. Step 5: Solve for x
    x = 12,626,377.14/3,228.53
  6. Step 6: Final answer
    x = 3,910.88

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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.