Home / 3,240.36-4,861.20-1,049.04

Finding the Fourth Proportional to 3,240.36, 4,861.20 and 1,049.04

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Solution

The fourth proportional to 3,240.36, 4,861.20 and 1,049.04 is: 1,573.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.36 : 4,861.20 = 1,049.04 : x
  2. Step 2: Convert to fraction form
    3,240.36/4,861.20 = 1,049.04/x
  3. Step 3: Cross multiply
    3,240.36x = 4,861.20 × 1,049.04
  4. Step 4: Simplify right side
    3,240.36x = 5,099,593.25
  5. Step 5: Solve for x
    x = 5,099,593.25/3,240.36
  6. Step 6: Final answer
    x = 1,573.77

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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.