Home / 11,733.18-17,611.92-7,864.62

Finding the Fourth Proportional to 11,733.18, 17,611.92 and 7,864.62

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Solution

The fourth proportional to 11,733.18, 17,611.92 and 7,864.62 is: 11,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.18 : 17,611.92 = 7,864.62 : x
  2. Step 2: Convert to fraction form
    11,733.18/17,611.92 = 7,864.62/x
  3. Step 3: Cross multiply
    11,733.18x = 17,611.92 × 7,864.62
  4. Step 4: Simplify right side
    11,733.18x = 138,511,058.27
  5. Step 5: Solve for x
    x = 138,511,058.27/11,733.18
  6. Step 6: Final answer
    x = 11,805.07

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1.5x scale

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.