Home / 8,268.37-12,404.41-2,721.49

Finding the Fourth Proportional to 8,268.37, 12,404.41 and 2,721.49

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Solution

The fourth proportional to 8,268.37, 12,404.41 and 2,721.49 is: 4,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.37 : 12,404.41 = 2,721.49 : x
  2. Step 2: Convert to fraction form
    8,268.37/12,404.41 = 2,721.49/x
  3. Step 3: Cross multiply
    8,268.37x = 12,404.41 × 2,721.49
  4. Step 4: Simplify right side
    8,268.37x = 33,758,439.96
  5. Step 5: Solve for x
    x = 33,758,439.96/8,268.37
  6. Step 6: Final answer
    x = 4,082.84

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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.