Home / 8,614.08-12,919.46-2,372.54

Finding the Fourth Proportional to 8,614.08, 12,919.46 and 2,372.54

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Solution

The fourth proportional to 8,614.08, 12,919.46 and 2,372.54 is: 3,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614.08 : 12,919.46 = 2,372.54 : x
  2. Step 2: Convert to fraction form
    8,614.08/12,919.46 = 2,372.54/x
  3. Step 3: Cross multiply
    8,614.08x = 12,919.46 × 2,372.54
  4. Step 4: Simplify right side
    8,614.08x = 30,651,859.17
  5. Step 5: Solve for x
    x = 30,651,859.17/8,614.08
  6. Step 6: Final answer
    x = 3,558.34

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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.