Home / 3,911.31-5,862.04-2,794.91

Finding the Fourth Proportional to 3,911.31, 5,862.04 and 2,794.91

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Solution

The fourth proportional to 3,911.31, 5,862.04 and 2,794.91 is: 4,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.31 : 5,862.04 = 2,794.91 : x
  2. Step 2: Convert to fraction form
    3,911.31/5,862.04 = 2,794.91/x
  3. Step 3: Cross multiply
    3,911.31x = 5,862.04 × 2,794.91
  4. Step 4: Simplify right side
    3,911.31x = 16,383,874.22
  5. Step 5: Solve for x
    x = 16,383,874.22/3,911.31
  6. Step 6: Final answer
    x = 4,188.85

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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.