Home / 11,589.05-15,992.89-6,283.87

Finding the Fourth Proportional to 11,589.05, 15,992.89 and 6,283.87

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Solution

The fourth proportional to 11,589.05, 15,992.89 and 6,283.87 is: 8,671.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.05 : 15,992.89 = 6,283.87 : x
  2. Step 2: Convert to fraction form
    11,589.05/15,992.89 = 6,283.87/x
  3. Step 3: Cross multiply
    11,589.05x = 15,992.89 × 6,283.87
  4. Step 4: Simplify right side
    11,589.05x = 100,497,185.99
  5. Step 5: Solve for x
    x = 100,497,185.99/11,589.05
  6. Step 6: Final answer
    x = 8,671.73

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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.