Home / 8,076.27-12,114.46-2,529.19

Finding the Fourth Proportional to 8,076.27, 12,114.46 and 2,529.19

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Solution

The fourth proportional to 8,076.27, 12,114.46 and 2,529.19 is: 3,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.27 : 12,114.46 = 2,529.19 : x
  2. Step 2: Convert to fraction form
    8,076.27/12,114.46 = 2,529.19/x
  3. Step 3: Cross multiply
    8,076.27x = 12,114.46 × 2,529.19
  4. Step 4: Simplify right side
    8,076.27x = 30,639,764.76
  5. Step 5: Solve for x
    x = 30,639,764.76/8,076.27
  6. Step 6: Final answer
    x = 3,793.80

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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.