Home / 2,092.37-3,131.26-1,766.75

Finding the Fourth Proportional to 2,092.37, 3,131.26 and 1,766.75

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Solution

The fourth proportional to 2,092.37, 3,131.26 and 1,766.75 is: 2,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.37 : 3,131.26 = 1,766.75 : x
  2. Step 2: Convert to fraction form
    2,092.37/3,131.26 = 1,766.75/x
  3. Step 3: Cross multiply
    2,092.37x = 3,131.26 × 1,766.75
  4. Step 4: Simplify right side
    2,092.37x = 5,532,133.53
  5. Step 5: Solve for x
    x = 5,532,133.53/2,092.37
  6. Step 6: Final answer
    x = 2,643.96

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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.