Home / 8,258.20-11,396.08-4,481.20

Finding the Fourth Proportional to 8,258.20, 11,396.08 and 4,481.20

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Solution

The fourth proportional to 8,258.20, 11,396.08 and 4,481.20 is: 6,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.20 : 11,396.08 = 4,481.20 : x
  2. Step 2: Convert to fraction form
    8,258.20/11,396.08 = 4,481.20/x
  3. Step 3: Cross multiply
    8,258.20x = 11,396.08 × 4,481.20
  4. Step 4: Simplify right side
    8,258.20x = 51,068,113.70
  5. Step 5: Solve for x
    x = 51,068,113.70/8,258.20
  6. Step 6: Final answer
    x = 6,183.93

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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.