Home / 3,258.11-4,889.22-1,874.15

Finding the Fourth Proportional to 3,258.11, 4,889.22 and 1,874.15

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Solution

The fourth proportional to 3,258.11, 4,889.22 and 1,874.15 is: 2,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.11 : 4,889.22 = 1,874.15 : x
  2. Step 2: Convert to fraction form
    3,258.11/4,889.22 = 1,874.15/x
  3. Step 3: Cross multiply
    3,258.11x = 4,889.22 × 1,874.15
  4. Step 4: Simplify right side
    3,258.11x = 9,163,143.89
  5. Step 5: Solve for x
    x = 9,163,143.89/3,258.11
  6. Step 6: Final answer
    x = 2,812.41

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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.