Home / 6,729.67-9,286.85-3,745.50

Finding the Fourth Proportional to 6,729.67, 9,286.85 and 3,745.50

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Solution

The fourth proportional to 6,729.67, 9,286.85 and 3,745.50 is: 5,168.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.67 : 9,286.85 = 3,745.50 : x
  2. Step 2: Convert to fraction form
    6,729.67/9,286.85 = 3,745.50/x
  3. Step 3: Cross multiply
    6,729.67x = 9,286.85 × 3,745.50
  4. Step 4: Simplify right side
    6,729.67x = 34,783,919.89
  5. Step 5: Solve for x
    x = 34,783,919.89/6,729.67
  6. Step 6: Final answer
    x = 5,168.74

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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.