Home / 9,995.73-13,793.90-5,519.44

Finding the Fourth Proportional to 9,995.73, 13,793.90 and 5,519.44

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Solution

The fourth proportional to 9,995.73, 13,793.90 and 5,519.44 is: 7,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.73 : 13,793.90 = 5,519.44 : x
  2. Step 2: Convert to fraction form
    9,995.73/13,793.90 = 5,519.44/x
  3. Step 3: Cross multiply
    9,995.73x = 13,793.90 × 5,519.44
  4. Step 4: Simplify right side
    9,995.73x = 76,134,593.06
  5. Step 5: Solve for x
    x = 76,134,593.06/9,995.73
  6. Step 6: Final answer
    x = 7,616.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.