Home / 2,760.23-4,141.91-1,591.91

Finding the Fourth Proportional to 2,760.23, 4,141.91 and 1,591.91

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Solution

The fourth proportional to 2,760.23, 4,141.91 and 1,591.91 is: 2,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.23 : 4,141.91 = 1,591.91 : x
  2. Step 2: Convert to fraction form
    2,760.23/4,141.91 = 1,591.91/x
  3. Step 3: Cross multiply
    2,760.23x = 4,141.91 × 1,591.91
  4. Step 4: Simplify right side
    2,760.23x = 6,593,531.22
  5. Step 5: Solve for x
    x = 6,593,531.22/2,760.23
  6. Step 6: Final answer
    x = 2,388.76

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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.