Home / 3,508.22-5,261.70-1,168

Finding the Fourth Proportional to 3,508.22, 5,261.70 and 1,168

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Solution

The fourth proportional to 3,508.22, 5,261.70 and 1,168 is: 1,751.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.22 : 5,261.70 = 1,168 : x
  2. Step 2: Convert to fraction form
    3,508.22/5,261.70 = 1,168/x
  3. Step 3: Cross multiply
    3,508.22x = 5,261.70 × 1,168
  4. Step 4: Simplify right side
    3,508.22x = 6,145,665.60
  5. Step 5: Solve for x
    x = 6,145,665.60/3,508.22
  6. Step 6: Final answer
    x = 1,751.79

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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.