Home / 8,110.35-12,148.61-4,202.91

Finding the Fourth Proportional to 8,110.35, 12,148.61 and 4,202.91

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Solution

The fourth proportional to 8,110.35, 12,148.61 and 4,202.91 is: 6,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.35 : 12,148.61 = 4,202.91 : x
  2. Step 2: Convert to fraction form
    8,110.35/12,148.61 = 4,202.91/x
  3. Step 3: Cross multiply
    8,110.35x = 12,148.61 × 4,202.91
  4. Step 4: Simplify right side
    8,110.35x = 51,059,493.44
  5. Step 5: Solve for x
    x = 51,059,493.44/8,110.35
  6. Step 6: Final answer
    x = 6,295.60

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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.