Home / 11,029.32-16,539.66-4,869

Finding the Fourth Proportional to 11,029.32, 16,539.66 and 4,869

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Solution

The fourth proportional to 11,029.32, 16,539.66 and 4,869 is: 7,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.32 : 16,539.66 = 4,869 : x
  2. Step 2: Convert to fraction form
    11,029.32/16,539.66 = 4,869/x
  3. Step 3: Cross multiply
    11,029.32x = 16,539.66 × 4,869
  4. Step 4: Simplify right side
    11,029.32x = 80,531,604.54
  5. Step 5: Solve for x
    x = 80,531,604.54/11,029.32
  6. Step 6: Final answer
    x = 7,301.59

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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.