Home / 3,076.38-4,235.49-2,704.59

Finding the Fourth Proportional to 3,076.38, 4,235.49 and 2,704.59

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Solution

The fourth proportional to 3,076.38, 4,235.49 and 2,704.59 is: 3,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.38 : 4,235.49 = 2,704.59 : x
  2. Step 2: Convert to fraction form
    3,076.38/4,235.49 = 2,704.59/x
  3. Step 3: Cross multiply
    3,076.38x = 4,235.49 × 2,704.59
  4. Step 4: Simplify right side
    3,076.38x = 11,455,263.90
  5. Step 5: Solve for x
    x = 11,455,263.90/3,076.38
  6. Step 6: Final answer
    x = 3,723.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.