Home / 3,087.24-4,261.38-2,092.14

Finding the Fourth Proportional to 3,087.24, 4,261.38 and 2,092.14

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Solution

The fourth proportional to 3,087.24, 4,261.38 and 2,092.14 is: 2,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.24 : 4,261.38 = 2,092.14 : x
  2. Step 2: Convert to fraction form
    3,087.24/4,261.38 = 2,092.14/x
  3. Step 3: Cross multiply
    3,087.24x = 4,261.38 × 2,092.14
  4. Step 4: Simplify right side
    3,087.24x = 8,915,403.55
  5. Step 5: Solve for x
    x = 8,915,403.55/3,087.24
  6. Step 6: Final answer
    x = 2,887.82

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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.