Home / 10,120.38-13,958.24-6,584.73

Finding the Fourth Proportional to 10,120.38, 13,958.24 and 6,584.73

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Solution

The fourth proportional to 10,120.38, 13,958.24 and 6,584.73 is: 9,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120.38 : 13,958.24 = 6,584.73 : x
  2. Step 2: Convert to fraction form
    10,120.38/13,958.24 = 6,584.73/x
  3. Step 3: Cross multiply
    10,120.38x = 13,958.24 × 6,584.73
  4. Step 4: Simplify right side
    10,120.38x = 91,911,208.75
  5. Step 5: Solve for x
    x = 91,911,208.75/10,120.38
  6. Step 6: Final answer
    x = 9,081.79

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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.