Home / 6,777.12-9,353.31-3,793.08

Finding the Fourth Proportional to 6,777.12, 9,353.31 and 3,793.08

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Solution

The fourth proportional to 6,777.12, 9,353.31 and 3,793.08 is: 5,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.12 : 9,353.31 = 3,793.08 : x
  2. Step 2: Convert to fraction form
    6,777.12/9,353.31 = 3,793.08/x
  3. Step 3: Cross multiply
    6,777.12x = 9,353.31 × 3,793.08
  4. Step 4: Simplify right side
    6,777.12x = 35,477,853.09
  5. Step 5: Solve for x
    x = 35,477,853.09/6,777.12
  6. Step 6: Final answer
    x = 5,234.95

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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.