Home / 3,268.06-4,891.39-1,785.02

Finding the Fourth Proportional to 3,268.06, 4,891.39 and 1,785.02

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Solution

The fourth proportional to 3,268.06, 4,891.39 and 1,785.02 is: 2,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.06 : 4,891.39 = 1,785.02 : x
  2. Step 2: Convert to fraction form
    3,268.06/4,891.39 = 1,785.02/x
  3. Step 3: Cross multiply
    3,268.06x = 4,891.39 × 1,785.02
  4. Step 4: Simplify right side
    3,268.06x = 8,731,200.06
  5. Step 5: Solve for x
    x = 8,731,200.06/3,268.06
  6. Step 6: Final answer
    x = 2,671.68

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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.