Home / 2,135.22-3,202.31-1,094.68

Finding the Fourth Proportional to 2,135.22, 3,202.31 and 1,094.68

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Solution

The fourth proportional to 2,135.22, 3,202.31 and 1,094.68 is: 1,641.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.22 : 3,202.31 = 1,094.68 : x
  2. Step 2: Convert to fraction form
    2,135.22/3,202.31 = 1,094.68/x
  3. Step 3: Cross multiply
    2,135.22x = 3,202.31 × 1,094.68
  4. Step 4: Simplify right side
    2,135.22x = 3,505,504.71
  5. Step 5: Solve for x
    x = 3,505,504.71/2,135.22
  6. Step 6: Final answer
    x = 1,641.75

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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.