Home / 6,729.39-9,286.56-3,745.23

Finding the Fourth Proportional to 6,729.39, 9,286.56 and 3,745.23

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Solution

The fourth proportional to 6,729.39, 9,286.56 and 3,745.23 is: 5,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.39 : 9,286.56 = 3,745.23 : x
  2. Step 2: Convert to fraction form
    6,729.39/9,286.56 = 3,745.23/x
  3. Step 3: Cross multiply
    6,729.39x = 9,286.56 × 3,745.23
  4. Step 4: Simplify right side
    6,729.39x = 34,780,303.11
  5. Step 5: Solve for x
    x = 34,780,303.11/6,729.39
  6. Step 6: Final answer
    x = 5,168.42

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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.