Home / 8,454.44-12,683.86-3,258.60

Finding the Fourth Proportional to 8,454.44, 12,683.86 and 3,258.60

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Solution

The fourth proportional to 8,454.44, 12,683.86 and 3,258.60 is: 4,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454.44 : 12,683.86 = 3,258.60 : x
  2. Step 2: Convert to fraction form
    8,454.44/12,683.86 = 3,258.60/x
  3. Step 3: Cross multiply
    8,454.44x = 12,683.86 × 3,258.60
  4. Step 4: Simplify right side
    8,454.44x = 41,331,626.20
  5. Step 5: Solve for x
    x = 41,331,626.20/8,454.44
  6. Step 6: Final answer
    x = 4,888.75

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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.