Home / 8,076.26-12,114.39-2,529.65

Finding the Fourth Proportional to 8,076.26, 12,114.39 and 2,529.65

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Solution

The fourth proportional to 8,076.26, 12,114.39 and 2,529.65 is: 3,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.26 : 12,114.39 = 2,529.65 : x
  2. Step 2: Convert to fraction form
    8,076.26/12,114.39 = 2,529.65/x
  3. Step 3: Cross multiply
    8,076.26x = 12,114.39 × 2,529.65
  4. Step 4: Simplify right side
    8,076.26x = 30,645,166.66
  5. Step 5: Solve for x
    x = 30,645,166.66/8,076.26
  6. Step 6: Final answer
    x = 3,794.48

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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.