Home / 3,799.29-5,694.38-2,153.58

Finding the Fourth Proportional to 3,799.29, 5,694.38 and 2,153.58

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Solution

The fourth proportional to 3,799.29, 5,694.38 and 2,153.58 is: 3,227.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.29 : 5,694.38 = 2,153.58 : x
  2. Step 2: Convert to fraction form
    3,799.29/5,694.38 = 2,153.58/x
  3. Step 3: Cross multiply
    3,799.29x = 5,694.38 × 2,153.58
  4. Step 4: Simplify right side
    3,799.29x = 12,263,302.88
  5. Step 5: Solve for x
    x = 12,263,302.88/3,799.29
  6. Step 6: Final answer
    x = 3,227.79

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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.