Home / 3,269.09-4,511.39-1,777.02

Finding the Fourth Proportional to 3,269.09, 4,511.39 and 1,777.02

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Solution

The fourth proportional to 3,269.09, 4,511.39 and 1,777.02 is: 2,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.09 : 4,511.39 = 1,777.02 : x
  2. Step 2: Convert to fraction form
    3,269.09/4,511.39 = 1,777.02/x
  3. Step 3: Cross multiply
    3,269.09x = 4,511.39 × 1,777.02
  4. Step 4: Simplify right side
    3,269.09x = 8,016,821.37
  5. Step 5: Solve for x
    x = 8,016,821.37/3,269.09
  6. Step 6: Final answer
    x = 2,452.31

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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.