Home / 4,125.87-5,694.17-2,866.59

Finding the Fourth Proportional to 4,125.87, 5,694.17 and 2,866.59

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Solution

The fourth proportional to 4,125.87, 5,694.17 and 2,866.59 is: 3,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.87 : 5,694.17 = 2,866.59 : x
  2. Step 2: Convert to fraction form
    4,125.87/5,694.17 = 2,866.59/x
  3. Step 3: Cross multiply
    4,125.87x = 5,694.17 × 2,866.59
  4. Step 4: Simplify right side
    4,125.87x = 16,322,836.45
  5. Step 5: Solve for x
    x = 16,322,836.45/4,125.87
  6. Step 6: Final answer
    x = 3,956.22

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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.