Home / 11,591.94-15,997.56-6,556.61

Finding the Fourth Proportional to 11,591.94, 15,997.56 and 6,556.61

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Solution

The fourth proportional to 11,591.94, 15,997.56 and 6,556.61 is: 9,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.94 : 15,997.56 = 6,556.61 : x
  2. Step 2: Convert to fraction form
    11,591.94/15,997.56 = 6,556.61/x
  3. Step 3: Cross multiply
    11,591.94x = 15,997.56 × 6,556.61
  4. Step 4: Simplify right side
    11,591.94x = 104,889,761.87
  5. Step 5: Solve for x
    x = 104,889,761.87/11,591.94
  6. Step 6: Final answer
    x = 9,048.51

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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.