Home / 9,286.88-13,930.31-2,713.12

Finding the Fourth Proportional to 9,286.88, 13,930.31 and 2,713.12

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Solution

The fourth proportional to 9,286.88, 13,930.31 and 2,713.12 is: 4,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.88 : 13,930.31 = 2,713.12 : x
  2. Step 2: Convert to fraction form
    9,286.88/13,930.31 = 2,713.12/x
  3. Step 3: Cross multiply
    9,286.88x = 13,930.31 × 2,713.12
  4. Step 4: Simplify right side
    9,286.88x = 37,794,574.62
  5. Step 5: Solve for x
    x = 37,794,574.62/9,286.88
  6. Step 6: Final answer
    x = 4,069.68

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.