Home / 6,793.20-10,178.64-4,190.76

Finding the Fourth Proportional to 6,793.20, 10,178.64 and 4,190.76

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Solution

The fourth proportional to 6,793.20, 10,178.64 and 4,190.76 is: 6,279.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.20 : 10,178.64 = 4,190.76 : x
  2. Step 2: Convert to fraction form
    6,793.20/10,178.64 = 4,190.76/x
  3. Step 3: Cross multiply
    6,793.20x = 10,178.64 × 4,190.76
  4. Step 4: Simplify right side
    6,793.20x = 42,656,237.37
  5. Step 5: Solve for x
    x = 42,656,237.37/6,793.20
  6. Step 6: Final answer
    x = 6,279.26

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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.