Home / 7,286.42-10,923.14-3,391.94

Finding the Fourth Proportional to 7,286.42, 10,923.14 and 3,391.94

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Solution

The fourth proportional to 7,286.42, 10,923.14 and 3,391.94 is: 5,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.42 : 10,923.14 = 3,391.94 : x
  2. Step 2: Convert to fraction form
    7,286.42/10,923.14 = 3,391.94/x
  3. Step 3: Cross multiply
    7,286.42x = 10,923.14 × 3,391.94
  4. Step 4: Simplify right side
    7,286.42x = 37,050,635.49
  5. Step 5: Solve for x
    x = 37,050,635.49/7,286.42
  6. Step 6: Final answer
    x = 5,084.89

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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.