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Finding the Fourth Proportional to 6,322.58, 8,713.52 and 5,067.78

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Solution

The fourth proportional to 6,322.58, 8,713.52 and 5,067.78 is: 6,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.58 : 8,713.52 = 5,067.78 : x
  2. Step 2: Convert to fraction form
    6,322.58/8,713.52 = 5,067.78/x
  3. Step 3: Cross multiply
    6,322.58x = 8,713.52 × 5,067.78
  4. Step 4: Simplify right side
    6,322.58x = 44,158,177.05
  5. Step 5: Solve for x
    x = 44,158,177.05/6,322.58
  6. Step 6: Final answer
    x = 6,984.21

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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.