Home / 9,235.52-13,836.86-5,286.61

Finding the Fourth Proportional to 9,235.52, 13,836.86 and 5,286.61

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Solution

The fourth proportional to 9,235.52, 13,836.86 and 5,286.61 is: 7,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.52 : 13,836.86 = 5,286.61 : x
  2. Step 2: Convert to fraction form
    9,235.52/13,836.86 = 5,286.61/x
  3. Step 3: Cross multiply
    9,235.52x = 13,836.86 × 5,286.61
  4. Step 4: Simplify right side
    9,235.52x = 73,150,082.44
  5. Step 5: Solve for x
    x = 73,150,082.44/9,235.52
  6. Step 6: Final answer
    x = 7,920.52

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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.