Home / 3,258.09-4,883.63-1,611.09

Finding the Fourth Proportional to 3,258.09, 4,883.63 and 1,611.09

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Solution

The fourth proportional to 3,258.09, 4,883.63 and 1,611.09 is: 2,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.09 : 4,883.63 = 1,611.09 : x
  2. Step 2: Convert to fraction form
    3,258.09/4,883.63 = 1,611.09/x
  3. Step 3: Cross multiply
    3,258.09x = 4,883.63 × 1,611.09
  4. Step 4: Simplify right side
    3,258.09x = 7,867,959.40
  5. Step 5: Solve for x
    x = 7,867,959.40/3,258.09
  6. Step 6: Final answer
    x = 2,414.90

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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.