Home / 9,245.87-12,759.31-4,996.92

Finding the Fourth Proportional to 9,245.87, 12,759.31 and 4,996.92

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Solution

The fourth proportional to 9,245.87, 12,759.31 and 4,996.92 is: 6,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.87 : 12,759.31 = 4,996.92 : x
  2. Step 2: Convert to fraction form
    9,245.87/12,759.31 = 4,996.92/x
  3. Step 3: Cross multiply
    9,245.87x = 12,759.31 × 4,996.92
  4. Step 4: Simplify right side
    9,245.87x = 63,757,286.68
  5. Step 5: Solve for x
    x = 63,757,286.68/9,245.87
  6. Step 6: Final answer
    x = 6,895.76

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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.