Home / 3,193.80-4,793.86-2,615.66

Finding the Fourth Proportional to 3,193.80, 4,793.86 and 2,615.66

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Solution

The fourth proportional to 3,193.80, 4,793.86 and 2,615.66 is: 3,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.80 : 4,793.86 = 2,615.66 : x
  2. Step 2: Convert to fraction form
    3,193.80/4,793.86 = 2,615.66/x
  3. Step 3: Cross multiply
    3,193.80x = 4,793.86 × 2,615.66
  4. Step 4: Simplify right side
    3,193.80x = 12,539,107.85
  5. Step 5: Solve for x
    x = 12,539,107.85/3,193.80
  6. Step 6: Final answer
    x = 3,926.08

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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.