Home / 11,015.32-16,481.58-6,556.57

Finding the Fourth Proportional to 11,015.32, 16,481.58 and 6,556.57

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Solution

The fourth proportional to 11,015.32, 16,481.58 and 6,556.57 is: 9,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.32 : 16,481.58 = 6,556.57 : x
  2. Step 2: Convert to fraction form
    11,015.32/16,481.58 = 6,556.57/x
  3. Step 3: Cross multiply
    11,015.32x = 16,481.58 × 6,556.57
  4. Step 4: Simplify right side
    11,015.32x = 108,062,632.98
  5. Step 5: Solve for x
    x = 108,062,632.98/11,015.32
  6. Step 6: Final answer
    x = 9,810.21

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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.