Home / 8,453.44-12,682.36-3,257.60

Finding the Fourth Proportional to 8,453.44, 12,682.36 and 3,257.60

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Solution

The fourth proportional to 8,453.44, 12,682.36 and 3,257.60 is: 4,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.44 : 12,682.36 = 3,257.60 : x
  2. Step 2: Convert to fraction form
    8,453.44/12,682.36 = 3,257.60/x
  3. Step 3: Cross multiply
    8,453.44x = 12,682.36 × 3,257.60
  4. Step 4: Simplify right side
    8,453.44x = 41,314,055.94
  5. Step 5: Solve for x
    x = 41,314,055.94/8,453.44
  6. Step 6: Final answer
    x = 4,887.25

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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.