Home / 3,228.57-4,455.87-1,884.62

Finding the Fourth Proportional to 3,228.57, 4,455.87 and 1,884.62

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Solution

The fourth proportional to 3,228.57, 4,455.87 and 1,884.62 is: 2,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.57 : 4,455.87 = 1,884.62 : x
  2. Step 2: Convert to fraction form
    3,228.57/4,455.87 = 1,884.62/x
  3. Step 3: Cross multiply
    3,228.57x = 4,455.87 × 1,884.62
  4. Step 4: Simplify right side
    3,228.57x = 8,397,599.44
  5. Step 5: Solve for x
    x = 8,397,599.44/3,228.57
  6. Step 6: Final answer
    x = 2,601.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.