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Finding the Fourth Proportional to 6,325.44, 8,728.36 and 3,672.48

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Solution

The fourth proportional to 6,325.44, 8,728.36 and 3,672.48 is: 5,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.44 : 8,728.36 = 3,672.48 : x
  2. Step 2: Convert to fraction form
    6,325.44/8,728.36 = 3,672.48/x
  3. Step 3: Cross multiply
    6,325.44x = 8,728.36 × 3,672.48
  4. Step 4: Simplify right side
    6,325.44x = 32,054,727.53
  5. Step 5: Solve for x
    x = 32,054,727.53/6,325.44
  6. Step 6: Final answer
    x = 5,067.59

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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.