Home / 3,104.94-4,286.91-2,058.78

Finding the Fourth Proportional to 3,104.94, 4,286.91 and 2,058.78

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Solution

The fourth proportional to 3,104.94, 4,286.91 and 2,058.78 is: 2,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.94 : 4,286.91 = 2,058.78 : x
  2. Step 2: Convert to fraction form
    3,104.94/4,286.91 = 2,058.78/x
  3. Step 3: Cross multiply
    3,104.94x = 4,286.91 × 2,058.78
  4. Step 4: Simplify right side
    3,104.94x = 8,825,804.57
  5. Step 5: Solve for x
    x = 8,825,804.57/3,104.94
  6. Step 6: Final answer
    x = 2,842.50

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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.