Home / 11,491.21-17,232.56-4,093.71

Finding the Fourth Proportional to 11,491.21, 17,232.56 and 4,093.71

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Solution

The fourth proportional to 11,491.21, 17,232.56 and 4,093.71 is: 6,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.21 : 17,232.56 = 4,093.71 : x
  2. Step 2: Convert to fraction form
    11,491.21/17,232.56 = 4,093.71/x
  3. Step 3: Cross multiply
    11,491.21x = 17,232.56 × 4,093.71
  4. Step 4: Simplify right side
    11,491.21x = 70,544,996.57
  5. Step 5: Solve for x
    x = 70,544,996.57/11,491.21
  6. Step 6: Final answer
    x = 6,139.04

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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.