Home / 3,532.39-5,286.32-2,197.64

Finding the Fourth Proportional to 3,532.39, 5,286.32 and 2,197.64

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Solution

The fourth proportional to 3,532.39, 5,286.32 and 2,197.64 is: 3,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.39 : 5,286.32 = 2,197.64 : x
  2. Step 2: Convert to fraction form
    3,532.39/5,286.32 = 2,197.64/x
  3. Step 3: Cross multiply
    3,532.39x = 5,286.32 × 2,197.64
  4. Step 4: Simplify right side
    3,532.39x = 11,617,429.92
  5. Step 5: Solve for x
    x = 11,617,429.92/3,532.39
  6. Step 6: Final answer
    x = 3,288.83

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1.5x scale

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.