Home / 5,467.91-8,193.89-3,120.66

Finding the Fourth Proportional to 5,467.91, 8,193.89 and 3,120.66

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Solution

The fourth proportional to 5,467.91, 8,193.89 and 3,120.66 is: 4,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.91 : 8,193.89 = 3,120.66 : x
  2. Step 2: Convert to fraction form
    5,467.91/8,193.89 = 3,120.66/x
  3. Step 3: Cross multiply
    5,467.91x = 8,193.89 × 3,120.66
  4. Step 4: Simplify right side
    5,467.91x = 25,570,352.57
  5. Step 5: Solve for x
    x = 25,570,352.57/5,467.91
  6. Step 6: Final answer
    x = 4,676.44

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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.