Home / 8,147.44-11,241.60-4,609.88

Finding the Fourth Proportional to 8,147.44, 11,241.60 and 4,609.88

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Solution

The fourth proportional to 8,147.44, 11,241.60 and 4,609.88 is: 6,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.44 : 11,241.60 = 4,609.88 : x
  2. Step 2: Convert to fraction form
    8,147.44/11,241.60 = 4,609.88/x
  3. Step 3: Cross multiply
    8,147.44x = 11,241.60 × 4,609.88
  4. Step 4: Simplify right side
    8,147.44x = 51,822,427.01
  5. Step 5: Solve for x
    x = 51,822,427.01/8,147.44
  6. Step 6: Final answer
    x = 6,360.58

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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.