Home / 8,889.68-13,325.26-3,622.43

Finding the Fourth Proportional to 8,889.68, 13,325.26 and 3,622.43

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Solution

The fourth proportional to 8,889.68, 13,325.26 and 3,622.43 is: 5,429.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.68 : 13,325.26 = 3,622.43 : x
  2. Step 2: Convert to fraction form
    8,889.68/13,325.26 = 3,622.43/x
  3. Step 3: Cross multiply
    8,889.68x = 13,325.26 × 3,622.43
  4. Step 4: Simplify right side
    8,889.68x = 48,269,821.58
  5. Step 5: Solve for x
    x = 48,269,821.58/8,889.68
  6. Step 6: Final answer
    x = 5,429.87

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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.