Home / 11,966.93-17,951.08-3,647.22

Finding the Fourth Proportional to 11,966.93, 17,951.08 and 3,647.22

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Solution

The fourth proportional to 11,966.93, 17,951.08 and 3,647.22 is: 5,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.93 : 17,951.08 = 3,647.22 : x
  2. Step 2: Convert to fraction form
    11,966.93/17,951.08 = 3,647.22/x
  3. Step 3: Cross multiply
    11,966.93x = 17,951.08 × 3,647.22
  4. Step 4: Simplify right side
    11,966.93x = 65,471,559.12
  5. Step 5: Solve for x
    x = 65,471,559.12/11,966.93
  6. Step 6: Final answer
    x = 5,471.04

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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.