Home / 8,157.41-12,241.59-2,963.28

Finding the Fourth Proportional to 8,157.41, 12,241.59 and 2,963.28

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Solution

The fourth proportional to 8,157.41, 12,241.59 and 2,963.28 is: 4,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.41 : 12,241.59 = 2,963.28 : x
  2. Step 2: Convert to fraction form
    8,157.41/12,241.59 = 2,963.28/x
  3. Step 3: Cross multiply
    8,157.41x = 12,241.59 × 2,963.28
  4. Step 4: Simplify right side
    8,157.41x = 36,275,258.82
  5. Step 5: Solve for x
    x = 36,275,258.82/8,157.41
  6. Step 6: Final answer
    x = 4,446.91

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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.