Home / 2,736.86-4,102.52-1,177.88

Finding the Fourth Proportional to 2,736.86, 4,102.52 and 1,177.88

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Solution

The fourth proportional to 2,736.86, 4,102.52 and 1,177.88 is: 1,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.86 : 4,102.52 = 1,177.88 : x
  2. Step 2: Convert to fraction form
    2,736.86/4,102.52 = 1,177.88/x
  3. Step 3: Cross multiply
    2,736.86x = 4,102.52 × 1,177.88
  4. Step 4: Simplify right side
    2,736.86x = 4,832,249.86
  5. Step 5: Solve for x
    x = 4,832,249.86/2,736.86
  6. Step 6: Final answer
    x = 1,765.62

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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.