Home / 8,261.37-11,405.46-6,268.44

Finding the Fourth Proportional to 8,261.37, 11,405.46 and 6,268.44

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Solution

The fourth proportional to 8,261.37, 11,405.46 and 6,268.44 is: 8,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261.37 : 11,405.46 = 6,268.44 : x
  2. Step 2: Convert to fraction form
    8,261.37/11,405.46 = 6,268.44/x
  3. Step 3: Cross multiply
    8,261.37x = 11,405.46 × 6,268.44
  4. Step 4: Simplify right side
    8,261.37x = 71,494,441.68
  5. Step 5: Solve for x
    x = 71,494,441.68/8,261.37
  6. Step 6: Final answer
    x = 8,654.07

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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.