Home / 3,288.52-4,542.04-2,618.60

Finding the Fourth Proportional to 3,288.52, 4,542.04 and 2,618.60

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Solution

The fourth proportional to 3,288.52, 4,542.04 and 2,618.60 is: 3,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.52 : 4,542.04 = 2,618.60 : x
  2. Step 2: Convert to fraction form
    3,288.52/4,542.04 = 2,618.60/x
  3. Step 3: Cross multiply
    3,288.52x = 4,542.04 × 2,618.60
  4. Step 4: Simplify right side
    3,288.52x = 11,893,785.94
  5. Step 5: Solve for x
    x = 11,893,785.94/3,288.52
  6. Step 6: Final answer
    x = 3,616.76

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1.5x scale

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.