Home / 3,092.75-4,268.23-1,766.87

Finding the Fourth Proportional to 3,092.75, 4,268.23 and 1,766.87

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Solution

The fourth proportional to 3,092.75, 4,268.23 and 1,766.87 is: 2,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.75 : 4,268.23 = 1,766.87 : x
  2. Step 2: Convert to fraction form
    3,092.75/4,268.23 = 1,766.87/x
  3. Step 3: Cross multiply
    3,092.75x = 4,268.23 × 1,766.87
  4. Step 4: Simplify right side
    3,092.75x = 7,541,381.78
  5. Step 5: Solve for x
    x = 7,541,381.78/3,092.75
  6. Step 6: Final answer
    x = 2,438.41

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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.