Home / 3,258.10-4,884.96-2,789.92

Finding the Fourth Proportional to 3,258.10, 4,884.96 and 2,789.92

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Solution

The fourth proportional to 3,258.10, 4,884.96 and 2,789.92 is: 4,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.10 : 4,884.96 = 2,789.92 : x
  2. Step 2: Convert to fraction form
    3,258.10/4,884.96 = 2,789.92/x
  3. Step 3: Cross multiply
    3,258.10x = 4,884.96 × 2,789.92
  4. Step 4: Simplify right side
    3,258.10x = 13,628,647.60
  5. Step 5: Solve for x
    x = 13,628,647.60/3,258.10
  6. Step 6: Final answer
    x = 4,183.00

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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.