Home / 4,115.28-6,174.22-1,480.98

Finding the Fourth Proportional to 4,115.28, 6,174.22 and 1,480.98

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Solution

The fourth proportional to 4,115.28, 6,174.22 and 1,480.98 is: 2,221.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.28 : 6,174.22 = 1,480.98 : x
  2. Step 2: Convert to fraction form
    4,115.28/6,174.22 = 1,480.98/x
  3. Step 3: Cross multiply
    4,115.28x = 6,174.22 × 1,480.98
  4. Step 4: Simplify right side
    4,115.28x = 9,143,896.34
  5. Step 5: Solve for x
    x = 9,143,896.34/4,115.28
  6. Step 6: Final answer
    x = 2,221.94

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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.