Home / 4,286.30-5,910.69-3,026.78

Finding the Fourth Proportional to 4,286.30, 5,910.69 and 3,026.78

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Solution

The fourth proportional to 4,286.30, 5,910.69 and 3,026.78 is: 4,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.30 : 5,910.69 = 3,026.78 : x
  2. Step 2: Convert to fraction form
    4,286.30/5,910.69 = 3,026.78/x
  3. Step 3: Cross multiply
    4,286.30x = 5,910.69 × 3,026.78
  4. Step 4: Simplify right side
    4,286.30x = 17,890,358.28
  5. Step 5: Solve for x
    x = 17,890,358.28/4,286.30
  6. Step 6: Final answer
    x = 4,173.85

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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.