Home / 7,837.24-11,755.79-1,993.83

Finding the Fourth Proportional to 7,837.24, 11,755.79 and 1,993.83

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Solution

The fourth proportional to 7,837.24, 11,755.79 and 1,993.83 is: 2,990.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.24 : 11,755.79 = 1,993.83 : x
  2. Step 2: Convert to fraction form
    7,837.24/11,755.79 = 1,993.83/x
  3. Step 3: Cross multiply
    7,837.24x = 11,755.79 × 1,993.83
  4. Step 4: Simplify right side
    7,837.24x = 23,439,044.28
  5. Step 5: Solve for x
    x = 23,439,044.28/7,837.24
  6. Step 6: Final answer
    x = 2,990.73

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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.