Home / 2,150.55-3,224.52-1,039.26

Finding the Fourth Proportional to 2,150.55, 3,224.52 and 1,039.26

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Solution

The fourth proportional to 2,150.55, 3,224.52 and 1,039.26 is: 1,558.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.55 : 3,224.52 = 1,039.26 : x
  2. Step 2: Convert to fraction form
    2,150.55/3,224.52 = 1,039.26/x
  3. Step 3: Cross multiply
    2,150.55x = 3,224.52 × 1,039.26
  4. Step 4: Simplify right side
    2,150.55x = 3,351,114.66
  5. Step 5: Solve for x
    x = 3,351,114.66/2,150.55
  6. Step 6: Final answer
    x = 1,558.26

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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.