Home / 6,729.63-9,286.76-3,745.46

Finding the Fourth Proportional to 6,729.63, 9,286.76 and 3,745.46

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Solution

The fourth proportional to 6,729.63, 9,286.76 and 3,745.46 is: 5,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.63 : 9,286.76 = 3,745.46 : x
  2. Step 2: Convert to fraction form
    6,729.63/9,286.76 = 3,745.46/x
  3. Step 3: Cross multiply
    6,729.63x = 9,286.76 × 3,745.46
  4. Step 4: Simplify right side
    6,729.63x = 34,783,188.11
  5. Step 5: Solve for x
    x = 34,783,188.11/6,729.63
  6. Step 6: Final answer
    x = 5,168.66

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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.