Home / 6,793.24-10,143.85-5,390.83

Finding the Fourth Proportional to 6,793.24, 10,143.85 and 5,390.83

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Solution

The fourth proportional to 6,793.24, 10,143.85 and 5,390.83 is: 8,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.24 : 10,143.85 = 5,390.83 : x
  2. Step 2: Convert to fraction form
    6,793.24/10,143.85 = 5,390.83/x
  3. Step 3: Cross multiply
    6,793.24x = 10,143.85 × 5,390.83
  4. Step 4: Simplify right side
    6,793.24x = 54,683,770.90
  5. Step 5: Solve for x
    x = 54,683,770.90/6,793.24
  6. Step 6: Final answer
    x = 8,049.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.