Home / 7,393.38-11,079.90-3,236.87

Finding the Fourth Proportional to 7,393.38, 11,079.90 and 3,236.87

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Solution

The fourth proportional to 7,393.38, 11,079.90 and 3,236.87 is: 4,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.38 : 11,079.90 = 3,236.87 : x
  2. Step 2: Convert to fraction form
    7,393.38/11,079.90 = 3,236.87/x
  3. Step 3: Cross multiply
    7,393.38x = 11,079.90 × 3,236.87
  4. Step 4: Simplify right side
    7,393.38x = 35,864,124.33
  5. Step 5: Solve for x
    x = 35,864,124.33/7,393.38
  6. Step 6: Final answer
    x = 4,850.84

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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.