Home / 2,736.11-4,102.92-1,176.05

Finding the Fourth Proportional to 2,736.11, 4,102.92 and 1,176.05

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Solution

The fourth proportional to 2,736.11, 4,102.92 and 1,176.05 is: 1,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.11 : 4,102.92 = 1,176.05 : x
  2. Step 2: Convert to fraction form
    2,736.11/4,102.92 = 1,176.05/x
  3. Step 3: Cross multiply
    2,736.11x = 4,102.92 × 1,176.05
  4. Step 4: Simplify right side
    2,736.11x = 4,825,249.32
  5. Step 5: Solve for x
    x = 4,825,249.32/2,736.11
  6. Step 6: Final answer
    x = 1,763.54

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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.