Home / 9,983.37-13,777.73-5,791.62

Finding the Fourth Proportional to 9,983.37, 13,777.73 and 5,791.62

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Solution

The fourth proportional to 9,983.37, 13,777.73 and 5,791.62 is: 7,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.37 : 13,777.73 = 5,791.62 : x
  2. Step 2: Convert to fraction form
    9,983.37/13,777.73 = 5,791.62/x
  3. Step 3: Cross multiply
    9,983.37x = 13,777.73 × 5,791.62
  4. Step 4: Simplify right side
    9,983.37x = 79,795,347.66
  5. Step 5: Solve for x
    x = 79,795,347.66/9,983.37
  6. Step 6: Final answer
    x = 7,992.83

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Double scale
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Similar ratio
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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.