Home / 3,261.11-4,500.32-1,769.03

Finding the Fourth Proportional to 3,261.11, 4,500.32 and 1,769.03

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Solution

The fourth proportional to 3,261.11, 4,500.32 and 1,769.03 is: 2,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.11 : 4,500.32 = 1,769.03 : x
  2. Step 2: Convert to fraction form
    3,261.11/4,500.32 = 1,769.03/x
  3. Step 3: Cross multiply
    3,261.11x = 4,500.32 × 1,769.03
  4. Step 4: Simplify right side
    3,261.11x = 7,961,201.09
  5. Step 5: Solve for x
    x = 7,961,201.09/3,261.11
  6. Step 6: Final answer
    x = 2,441.25

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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.