Home / 5,919.85-8,169.42-3,267.28

Finding the Fourth Proportional to 5,919.85, 8,169.42 and 3,267.28

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Solution

The fourth proportional to 5,919.85, 8,169.42 and 3,267.28 is: 4,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.85 : 8,169.42 = 3,267.28 : x
  2. Step 2: Convert to fraction form
    5,919.85/8,169.42 = 3,267.28/x
  3. Step 3: Cross multiply
    5,919.85x = 8,169.42 × 3,267.28
  4. Step 4: Simplify right side
    5,919.85x = 26,691,782.58
  5. Step 5: Solve for x
    x = 26,691,782.58/5,919.85
  6. Step 6: Final answer
    x = 4,508.86

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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.