Home / 2,826.88-4,240.27-1,160.65

Finding the Fourth Proportional to 2,826.88, 4,240.27 and 1,160.65

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Solution

The fourth proportional to 2,826.88, 4,240.27 and 1,160.65 is: 1,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.88 : 4,240.27 = 1,160.65 : x
  2. Step 2: Convert to fraction form
    2,826.88/4,240.27 = 1,160.65/x
  3. Step 3: Cross multiply
    2,826.88x = 4,240.27 × 1,160.65
  4. Step 4: Simplify right side
    2,826.88x = 4,921,469.38
  5. Step 5: Solve for x
    x = 4,921,469.38/2,826.88
  6. Step 6: Final answer
    x = 1,740.95

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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.