Home / 8,826.55-13,229.38-3,885.86

Finding the Fourth Proportional to 8,826.55, 13,229.38 and 3,885.86

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Solution

The fourth proportional to 8,826.55, 13,229.38 and 3,885.86 is: 5,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.55 : 13,229.38 = 3,885.86 : x
  2. Step 2: Convert to fraction form
    8,826.55/13,229.38 = 3,885.86/x
  3. Step 3: Cross multiply
    8,826.55x = 13,229.38 × 3,885.86
  4. Step 4: Simplify right side
    8,826.55x = 51,407,518.57
  5. Step 5: Solve for x
    x = 51,407,518.57/8,826.55
  6. Step 6: Final answer
    x = 5,824.19

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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.