Home / 11,812.41-17,716.18-5,234.40

Finding the Fourth Proportional to 11,812.41, 17,716.18 and 5,234.40

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Solution

The fourth proportional to 11,812.41, 17,716.18 and 5,234.40 is: 7,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812.41 : 17,716.18 = 5,234.40 : x
  2. Step 2: Convert to fraction form
    11,812.41/17,716.18 = 5,234.40/x
  3. Step 3: Cross multiply
    11,812.41x = 17,716.18 × 5,234.40
  4. Step 4: Simplify right side
    11,812.41x = 92,733,546.42
  5. Step 5: Solve for x
    x = 92,733,546.42/11,812.41
  6. Step 6: Final answer
    x = 7,850.52

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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.