Home / 11,198.77-15,453.90-6,162.70

Finding the Fourth Proportional to 11,198.77, 15,453.90 and 6,162.70

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Solution

The fourth proportional to 11,198.77, 15,453.90 and 6,162.70 is: 8,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.77 : 15,453.90 = 6,162.70 : x
  2. Step 2: Convert to fraction form
    11,198.77/15,453.90 = 6,162.70/x
  3. Step 3: Cross multiply
    11,198.77x = 15,453.90 × 6,162.70
  4. Step 4: Simplify right side
    11,198.77x = 95,237,749.53
  5. Step 5: Solve for x
    x = 95,237,749.53/11,198.77
  6. Step 6: Final answer
    x = 8,504.30

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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.