Home / 6,729.58-9,286.75-3,704.60

Finding the Fourth Proportional to 6,729.58, 9,286.75 and 3,704.60

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Solution

The fourth proportional to 6,729.58, 9,286.75 and 3,704.60 is: 5,112.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.58 : 9,286.75 = 3,704.60 : x
  2. Step 2: Convert to fraction form
    6,729.58/9,286.75 = 3,704.60/x
  3. Step 3: Cross multiply
    6,729.58x = 9,286.75 × 3,704.60
  4. Step 4: Simplify right side
    6,729.58x = 34,403,675.53
  5. Step 5: Solve for x
    x = 34,403,675.53/6,729.58
  6. Step 6: Final answer
    x = 5,112.31

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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.