Home / 8,029.50-12,039.20-4,322.54

Finding the Fourth Proportional to 8,029.50, 12,039.20 and 4,322.54

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Solution

The fourth proportional to 8,029.50, 12,039.20 and 4,322.54 is: 6,481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.50 : 12,039.20 = 4,322.54 : x
  2. Step 2: Convert to fraction form
    8,029.50/12,039.20 = 4,322.54/x
  3. Step 3: Cross multiply
    8,029.50x = 12,039.20 × 4,322.54
  4. Step 4: Simplify right side
    8,029.50x = 52,039,923.57
  5. Step 5: Solve for x
    x = 52,039,923.57/8,029.50
  6. Step 6: Final answer
    x = 6,481.09

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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.