Home / 11,581.11-17,371.67-3,261.06

Finding the Fourth Proportional to 11,581.11, 17,371.67 and 3,261.06

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Solution

The fourth proportional to 11,581.11, 17,371.67 and 3,261.06 is: 4,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.11 : 17,371.67 = 3,261.06 : x
  2. Step 2: Convert to fraction form
    11,581.11/17,371.67 = 3,261.06/x
  3. Step 3: Cross multiply
    11,581.11x = 17,371.67 × 3,261.06
  4. Step 4: Simplify right side
    11,581.11x = 56,650,041.86
  5. Step 5: Solve for x
    x = 56,650,041.86/11,581.11
  6. Step 6: Final answer
    x = 4,891.59

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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.