Home / 6,728.64-10,092.96-2,830.56

Finding the Fourth Proportional to 6,728.64, 10,092.96 and 2,830.56

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Solution

The fourth proportional to 6,728.64, 10,092.96 and 2,830.56 is: 4,245.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.64 : 10,092.96 = 2,830.56 : x
  2. Step 2: Convert to fraction form
    6,728.64/10,092.96 = 2,830.56/x
  3. Step 3: Cross multiply
    6,728.64x = 10,092.96 × 2,830.56
  4. Step 4: Simplify right side
    6,728.64x = 28,568,728.86
  5. Step 5: Solve for x
    x = 28,568,728.86/6,728.64
  6. Step 6: Final answer
    x = 4,245.84

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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.