Home / 6,729.73-9,286.64-3,745.42

Finding the Fourth Proportional to 6,729.73, 9,286.64 and 3,745.42

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Solution

The fourth proportional to 6,729.73, 9,286.64 and 3,745.42 is: 5,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.73 : 9,286.64 = 3,745.42 : x
  2. Step 2: Convert to fraction form
    6,729.73/9,286.64 = 3,745.42/x
  3. Step 3: Cross multiply
    6,729.73x = 9,286.64 × 3,745.42
  4. Step 4: Simplify right side
    6,729.73x = 34,782,367.19
  5. Step 5: Solve for x
    x = 34,782,367.19/6,729.73
  6. Step 6: Final answer
    x = 5,168.46

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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.