Home / 5,495.21-8,231.81-2,529.58

Finding the Fourth Proportional to 5,495.21, 8,231.81 and 2,529.58

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Solution

The fourth proportional to 5,495.21, 8,231.81 and 2,529.58 is: 3,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.21 : 8,231.81 = 2,529.58 : x
  2. Step 2: Convert to fraction form
    5,495.21/8,231.81 = 2,529.58/x
  3. Step 3: Cross multiply
    5,495.21x = 8,231.81 × 2,529.58
  4. Step 4: Simplify right side
    5,495.21x = 20,823,021.94
  5. Step 5: Solve for x
    x = 20,823,021.94/5,495.21
  6. Step 6: Final answer
    x = 3,789.30

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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.