Home / 3,122.56-4,683.99-1,174.61

Finding the Fourth Proportional to 3,122.56, 4,683.99 and 1,174.61

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Solution

The fourth proportional to 3,122.56, 4,683.99 and 1,174.61 is: 1,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.56 : 4,683.99 = 1,174.61 : x
  2. Step 2: Convert to fraction form
    3,122.56/4,683.99 = 1,174.61/x
  3. Step 3: Cross multiply
    3,122.56x = 4,683.99 × 1,174.61
  4. Step 4: Simplify right side
    3,122.56x = 5,501,861.49
  5. Step 5: Solve for x
    x = 5,501,861.49/3,122.56
  6. Step 6: Final answer
    x = 1,761.97

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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.