Home / 3,272.28-4,908.83-1,081.64

Finding the Fourth Proportional to 3,272.28, 4,908.83 and 1,081.64

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Solution

The fourth proportional to 3,272.28, 4,908.83 and 1,081.64 is: 1,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.28 : 4,908.83 = 1,081.64 : x
  2. Step 2: Convert to fraction form
    3,272.28/4,908.83 = 1,081.64/x
  3. Step 3: Cross multiply
    3,272.28x = 4,908.83 × 1,081.64
  4. Step 4: Simplify right side
    3,272.28x = 5,309,586.88
  5. Step 5: Solve for x
    x = 5,309,586.88/3,272.28
  6. Step 6: Final answer
    x = 1,622.60

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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.