Home / 10,879.58-16,314.33-3,482.39

Finding the Fourth Proportional to 10,879.58, 16,314.33 and 3,482.39

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Solution

The fourth proportional to 10,879.58, 16,314.33 and 3,482.39 is: 5,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.58 : 16,314.33 = 3,482.39 : x
  2. Step 2: Convert to fraction form
    10,879.58/16,314.33 = 3,482.39/x
  3. Step 3: Cross multiply
    10,879.58x = 16,314.33 × 3,482.39
  4. Step 4: Simplify right side
    10,879.58x = 56,812,859.65
  5. Step 5: Solve for x
    x = 56,812,859.65/10,879.58
  6. Step 6: Final answer
    x = 5,221.97

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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.