Home / 6,704.28-10,078.20-4,123.56

Finding the Fourth Proportional to 6,704.28, 10,078.20 and 4,123.56

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Solution

The fourth proportional to 6,704.28, 10,078.20 and 4,123.56 is: 6,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,704.28 : 10,078.20 = 4,123.56 : x
  2. Step 2: Convert to fraction form
    6,704.28/10,078.20 = 4,123.56/x
  3. Step 3: Cross multiply
    6,704.28x = 10,078.20 × 4,123.56
  4. Step 4: Simplify right side
    6,704.28x = 41,558,062.39
  5. Step 5: Solve for x
    x = 41,558,062.39/6,704.28
  6. Step 6: Final answer
    x = 6,198.74

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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.