Home / 4,282.26-6,418.92-2,087.97

Finding the Fourth Proportional to 4,282.26, 6,418.92 and 2,087.97

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Solution

The fourth proportional to 4,282.26, 6,418.92 and 2,087.97 is: 3,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.26 : 6,418.92 = 2,087.97 : x
  2. Step 2: Convert to fraction form
    4,282.26/6,418.92 = 2,087.97/x
  3. Step 3: Cross multiply
    4,282.26x = 6,418.92 × 2,087.97
  4. Step 4: Simplify right side
    4,282.26x = 13,402,512.39
  5. Step 5: Solve for x
    x = 13,402,512.39/4,282.26
  6. Step 6: Final answer
    x = 3,129.78

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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.