Home / 3,269.37-4,512.33-1,943.81

Finding the Fourth Proportional to 3,269.37, 4,512.33 and 1,943.81

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Solution

The fourth proportional to 3,269.37, 4,512.33 and 1,943.81 is: 2,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.37 : 4,512.33 = 1,943.81 : x
  2. Step 2: Convert to fraction form
    3,269.37/4,512.33 = 1,943.81/x
  3. Step 3: Cross multiply
    3,269.37x = 4,512.33 × 1,943.81
  4. Step 4: Simplify right side
    3,269.37x = 8,771,089.62
  5. Step 5: Solve for x
    x = 8,771,089.62/3,269.37
  6. Step 6: Final answer
    x = 2,682.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.