Home / 11,179.56-16,769.32-2,859.58

Finding the Fourth Proportional to 11,179.56, 16,769.32 and 2,859.58

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Solution

The fourth proportional to 11,179.56, 16,769.32 and 2,859.58 is: 4,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.56 : 16,769.32 = 2,859.58 : x
  2. Step 2: Convert to fraction form
    11,179.56/16,769.32 = 2,859.58/x
  3. Step 3: Cross multiply
    11,179.56x = 16,769.32 × 2,859.58
  4. Step 4: Simplify right side
    11,179.56x = 47,953,212.09
  5. Step 5: Solve for x
    x = 47,953,212.09/11,179.56
  6. Step 6: Final answer
    x = 4,289.36

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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.