Home / 10,764.92-16,148.22-4,190.60

Finding the Fourth Proportional to 10,764.92, 16,148.22 and 4,190.60

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Solution

The fourth proportional to 10,764.92, 16,148.22 and 4,190.60 is: 6,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.92 : 16,148.22 = 4,190.60 : x
  2. Step 2: Convert to fraction form
    10,764.92/16,148.22 = 4,190.60/x
  3. Step 3: Cross multiply
    10,764.92x = 16,148.22 × 4,190.60
  4. Step 4: Simplify right side
    10,764.92x = 67,670,730.73
  5. Step 5: Solve for x
    x = 67,670,730.73/10,764.92
  6. Step 6: Final answer
    x = 6,286.23

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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.