Home / 3,626.45-5,435.87-1,519.28

Finding the Fourth Proportional to 3,626.45, 5,435.87 and 1,519.28

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Solution

The fourth proportional to 3,626.45, 5,435.87 and 1,519.28 is: 2,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.45 : 5,435.87 = 1,519.28 : x
  2. Step 2: Convert to fraction form
    3,626.45/5,435.87 = 1,519.28/x
  3. Step 3: Cross multiply
    3,626.45x = 5,435.87 × 1,519.28
  4. Step 4: Simplify right side
    3,626.45x = 8,258,608.57
  5. Step 5: Solve for x
    x = 8,258,608.57/3,626.45
  6. Step 6: Final answer
    x = 2,277.33

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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.