Home / 11,200.19-15,455.66-6,163.43

Finding the Fourth Proportional to 11,200.19, 15,455.66 and 6,163.43

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Solution

The fourth proportional to 11,200.19, 15,455.66 and 6,163.43 is: 8,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.19 : 15,455.66 = 6,163.43 : x
  2. Step 2: Convert to fraction form
    11,200.19/15,455.66 = 6,163.43/x
  3. Step 3: Cross multiply
    11,200.19x = 15,455.66 × 6,163.43
  4. Step 4: Simplify right side
    11,200.19x = 95,259,770.42
  5. Step 5: Solve for x
    x = 95,259,770.42/11,200.19
  6. Step 6: Final answer
    x = 8,505.20

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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.