Home / 7,461.38-11,183.87-3,076.44

Finding the Fourth Proportional to 7,461.38, 11,183.87 and 3,076.44

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Solution

The fourth proportional to 7,461.38, 11,183.87 and 3,076.44 is: 4,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.38 : 11,183.87 = 3,076.44 : x
  2. Step 2: Convert to fraction form
    7,461.38/11,183.87 = 3,076.44/x
  3. Step 3: Cross multiply
    7,461.38x = 11,183.87 × 3,076.44
  4. Step 4: Simplify right side
    7,461.38x = 34,406,489.64
  5. Step 5: Solve for x
    x = 34,406,489.64/7,461.38
  6. Step 6: Final answer
    x = 4,611.28

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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.