Home / 6,729.55-9,286.65-3,745.36

Finding the Fourth Proportional to 6,729.55, 9,286.65 and 3,745.36

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Solution

The fourth proportional to 6,729.55, 9,286.65 and 3,745.36 is: 5,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.55 : 9,286.65 = 3,745.36 : x
  2. Step 2: Convert to fraction form
    6,729.55/9,286.65 = 3,745.36/x
  3. Step 3: Cross multiply
    6,729.55x = 9,286.65 × 3,745.36
  4. Step 4: Simplify right side
    6,729.55x = 34,781,847.44
  5. Step 5: Solve for x
    x = 34,781,847.44/6,729.55
  6. Step 6: Final answer
    x = 5,168.53

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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.