Home / 11,976.72-17,964.15-4,954.92

Finding the Fourth Proportional to 11,976.72, 17,964.15 and 4,954.92

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Solution

The fourth proportional to 11,976.72, 17,964.15 and 4,954.92 is: 7,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.72 : 17,964.15 = 4,954.92 : x
  2. Step 2: Convert to fraction form
    11,976.72/17,964.15 = 4,954.92/x
  3. Step 3: Cross multiply
    11,976.72x = 17,964.15 × 4,954.92
  4. Step 4: Simplify right side
    11,976.72x = 89,010,926.12
  5. Step 5: Solve for x
    x = 89,010,926.12/11,976.72
  6. Step 6: Final answer
    x = 7,432.00

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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.