Home / 8,104.96-12,157.44-2,261.64

Finding the Fourth Proportional to 8,104.96, 12,157.44 and 2,261.64

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Solution

The fourth proportional to 8,104.96, 12,157.44 and 2,261.64 is: 3,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.96 : 12,157.44 = 2,261.64 : x
  2. Step 2: Convert to fraction form
    8,104.96/12,157.44 = 2,261.64/x
  3. Step 3: Cross multiply
    8,104.96x = 12,157.44 × 2,261.64
  4. Step 4: Simplify right side
    8,104.96x = 27,495,752.60
  5. Step 5: Solve for x
    x = 27,495,752.60/8,104.96
  6. Step 6: Final answer
    x = 3,392.46

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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.