Home / 11,967.08-17,951.29-3,647.36

Finding the Fourth Proportional to 11,967.08, 17,951.29 and 3,647.36

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Solution

The fourth proportional to 11,967.08, 17,951.29 and 3,647.36 is: 5,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.08 : 17,951.29 = 3,647.36 : x
  2. Step 2: Convert to fraction form
    11,967.08/17,951.29 = 3,647.36/x
  3. Step 3: Cross multiply
    11,967.08x = 17,951.29 × 3,647.36
  4. Step 4: Simplify right side
    11,967.08x = 65,474,852.85
  5. Step 5: Solve for x
    x = 65,474,852.85/11,967.08
  6. Step 6: Final answer
    x = 5,471.25

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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.