Home / 3,639.57-5,452.18-3,383.28

Finding the Fourth Proportional to 3,639.57, 5,452.18 and 3,383.28

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Solution

The fourth proportional to 3,639.57, 5,452.18 and 3,383.28 is: 5,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.57 : 5,452.18 = 3,383.28 : x
  2. Step 2: Convert to fraction form
    3,639.57/5,452.18 = 3,383.28/x
  3. Step 3: Cross multiply
    3,639.57x = 5,452.18 × 3,383.28
  4. Step 4: Simplify right side
    3,639.57x = 18,446,257.90
  5. Step 5: Solve for x
    x = 18,446,257.90/3,639.57
  6. Step 6: Final answer
    x = 5,068.25

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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.