Home / 8,325.36-12,488.01-2,481.81

Finding the Fourth Proportional to 8,325.36, 12,488.01 and 2,481.81

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Solution

The fourth proportional to 8,325.36, 12,488.01 and 2,481.81 is: 3,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.36 : 12,488.01 = 2,481.81 : x
  2. Step 2: Convert to fraction form
    8,325.36/12,488.01 = 2,481.81/x
  3. Step 3: Cross multiply
    8,325.36x = 12,488.01 × 2,481.81
  4. Step 4: Simplify right side
    8,325.36x = 30,992,868.10
  5. Step 5: Solve for x
    x = 30,992,868.10/8,325.36
  6. Step 6: Final answer
    x = 3,722.71

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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.