Home / 3,511.73-5,267.03-1,171.64

Finding the Fourth Proportional to 3,511.73, 5,267.03 and 1,171.64

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Solution

The fourth proportional to 3,511.73, 5,267.03 and 1,171.64 is: 1,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.73 : 5,267.03 = 1,171.64 : x
  2. Step 2: Convert to fraction form
    3,511.73/5,267.03 = 1,171.64/x
  3. Step 3: Cross multiply
    3,511.73x = 5,267.03 × 1,171.64
  4. Step 4: Simplify right side
    3,511.73x = 6,171,055.53
  5. Step 5: Solve for x
    x = 6,171,055.53/3,511.73
  6. Step 6: Final answer
    x = 1,757.27

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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.