Home / 8,818.05-13,229.34-4,137.18

Finding the Fourth Proportional to 8,818.05, 13,229.34 and 4,137.18

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Solution

The fourth proportional to 8,818.05, 13,229.34 and 4,137.18 is: 6,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.05 : 13,229.34 = 4,137.18 : x
  2. Step 2: Convert to fraction form
    8,818.05/13,229.34 = 4,137.18/x
  3. Step 3: Cross multiply
    8,818.05x = 13,229.34 × 4,137.18
  4. Step 4: Simplify right side
    8,818.05x = 54,732,160.86
  5. Step 5: Solve for x
    x = 54,732,160.86/8,818.05
  6. Step 6: Final answer
    x = 6,206.83

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1.5x scale

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.