Home / 11,636.38-17,458.22-3,850.66

Finding the Fourth Proportional to 11,636.38, 17,458.22 and 3,850.66

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Solution

The fourth proportional to 11,636.38, 17,458.22 and 3,850.66 is: 5,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.38 : 17,458.22 = 3,850.66 : x
  2. Step 2: Convert to fraction form
    11,636.38/17,458.22 = 3,850.66/x
  3. Step 3: Cross multiply
    11,636.38x = 17,458.22 × 3,850.66
  4. Step 4: Simplify right side
    11,636.38x = 67,225,669.43
  5. Step 5: Solve for x
    x = 67,225,669.43/11,636.38
  6. Step 6: Final answer
    x = 5,777.20

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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.