Home / 3,093.26-4,268.57-1,766.90

Finding the Fourth Proportional to 3,093.26, 4,268.57 and 1,766.90

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Solution

The fourth proportional to 3,093.26, 4,268.57 and 1,766.90 is: 2,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.26 : 4,268.57 = 1,766.90 : x
  2. Step 2: Convert to fraction form
    3,093.26/4,268.57 = 1,766.90/x
  3. Step 3: Cross multiply
    3,093.26x = 4,268.57 × 1,766.90
  4. Step 4: Simplify right side
    3,093.26x = 7,542,138.17
  5. Step 5: Solve for x
    x = 7,542,138.17/3,093.26
  6. Step 6: Final answer
    x = 2,438.25

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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.