Home / 7,796.11-11,693.81-2,865.39

Finding the Fourth Proportional to 7,796.11, 11,693.81 and 2,865.39

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Solution

The fourth proportional to 7,796.11, 11,693.81 and 2,865.39 is: 4,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796.11 : 11,693.81 = 2,865.39 : x
  2. Step 2: Convert to fraction form
    7,796.11/11,693.81 = 2,865.39/x
  3. Step 3: Cross multiply
    7,796.11x = 11,693.81 × 2,865.39
  4. Step 4: Simplify right side
    7,796.11x = 33,507,311.91
  5. Step 5: Solve for x
    x = 33,507,311.91/7,796.11
  6. Step 6: Final answer
    x = 4,297.96

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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.