Home / 5,453.42-8,179.91-3,376.98

Finding the Fourth Proportional to 5,453.42, 8,179.91 and 3,376.98

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Solution

The fourth proportional to 5,453.42, 8,179.91 and 3,376.98 is: 5,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.42 : 8,179.91 = 3,376.98 : x
  2. Step 2: Convert to fraction form
    5,453.42/8,179.91 = 3,376.98/x
  3. Step 3: Cross multiply
    5,453.42x = 8,179.91 × 3,376.98
  4. Step 4: Simplify right side
    5,453.42x = 27,623,375.59
  5. Step 5: Solve for x
    x = 27,623,375.59/5,453.42
  6. Step 6: Final answer
    x = 5,065.34

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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.