Home / 8,076.52-12,114.94-2,529.64

Finding the Fourth Proportional to 8,076.52, 12,114.94 and 2,529.64

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Solution

The fourth proportional to 8,076.52, 12,114.94 and 2,529.64 is: 3,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.52 : 12,114.94 = 2,529.64 : x
  2. Step 2: Convert to fraction form
    8,076.52/12,114.94 = 2,529.64/x
  3. Step 3: Cross multiply
    8,076.52x = 12,114.94 × 2,529.64
  4. Step 4: Simplify right side
    8,076.52x = 30,646,436.82
  5. Step 5: Solve for x
    x = 30,646,436.82/8,076.52
  6. Step 6: Final answer
    x = 3,794.51

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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.