Home / 7,286.72-10,930.07-2,092.59

Finding the Fourth Proportional to 7,286.72, 10,930.07 and 2,092.59

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Solution

The fourth proportional to 7,286.72, 10,930.07 and 2,092.59 is: 3,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.72 : 10,930.07 = 2,092.59 : x
  2. Step 2: Convert to fraction form
    7,286.72/10,930.07 = 2,092.59/x
  3. Step 3: Cross multiply
    7,286.72x = 10,930.07 × 2,092.59
  4. Step 4: Simplify right side
    7,286.72x = 22,872,160.41
  5. Step 5: Solve for x
    x = 22,872,160.41/7,286.72
  6. Step 6: Final answer
    x = 3,138.89

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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.