Home / 3,275.27-4,912.20-1,083.48

Finding the Fourth Proportional to 3,275.27, 4,912.20 and 1,083.48

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Solution

The fourth proportional to 3,275.27, 4,912.20 and 1,083.48 is: 1,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.27 : 4,912.20 = 1,083.48 : x
  2. Step 2: Convert to fraction form
    3,275.27/4,912.20 = 1,083.48/x
  3. Step 3: Cross multiply
    3,275.27x = 4,912.20 × 1,083.48
  4. Step 4: Simplify right side
    3,275.27x = 5,322,270.46
  5. Step 5: Solve for x
    x = 5,322,270.46/3,275.27
  6. Step 6: Final answer
    x = 1,624.99

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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.