Home / 11,198.58-15,453.42-6,161.99

Finding the Fourth Proportional to 11,198.58, 15,453.42 and 6,161.99

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Solution

The fourth proportional to 11,198.58, 15,453.42 and 6,161.99 is: 8,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.58 : 15,453.42 = 6,161.99 : x
  2. Step 2: Convert to fraction form
    11,198.58/15,453.42 = 6,161.99/x
  3. Step 3: Cross multiply
    11,198.58x = 15,453.42 × 6,161.99
  4. Step 4: Simplify right side
    11,198.58x = 95,223,742.24
  5. Step 5: Solve for x
    x = 95,223,742.24/11,198.58
  6. Step 6: Final answer
    x = 8,503.20

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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.