Home / 2,867.92-4,296.24-1,891.04

Finding the Fourth Proportional to 2,867.92, 4,296.24 and 1,891.04

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Solution

The fourth proportional to 2,867.92, 4,296.24 and 1,891.04 is: 2,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.92 : 4,296.24 = 1,891.04 : x
  2. Step 2: Convert to fraction form
    2,867.92/4,296.24 = 1,891.04/x
  3. Step 3: Cross multiply
    2,867.92x = 4,296.24 × 1,891.04
  4. Step 4: Simplify right side
    2,867.92x = 8,124,361.69
  5. Step 5: Solve for x
    x = 8,124,361.69/2,867.92
  6. Step 6: Final answer
    x = 2,832.84

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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.