Home / 6,125.89-9,180.32-3,198.35

Finding the Fourth Proportional to 6,125.89, 9,180.32 and 3,198.35

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Solution

The fourth proportional to 6,125.89, 9,180.32 and 3,198.35 is: 4,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.89 : 9,180.32 = 3,198.35 : x
  2. Step 2: Convert to fraction form
    6,125.89/9,180.32 = 3,198.35/x
  3. Step 3: Cross multiply
    6,125.89x = 9,180.32 × 3,198.35
  4. Step 4: Simplify right side
    6,125.89x = 29,361,860.48
  5. Step 5: Solve for x
    x = 29,361,860.48/6,125.89
  6. Step 6: Final answer
    x = 4,793.08

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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.