Home / 3,626.84-5,437.82-1,896.68

Finding the Fourth Proportional to 3,626.84, 5,437.82 and 1,896.68

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Solution

The fourth proportional to 3,626.84, 5,437.82 and 1,896.68 is: 2,843.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.84 : 5,437.82 = 1,896.68 : x
  2. Step 2: Convert to fraction form
    3,626.84/5,437.82 = 1,896.68/x
  3. Step 3: Cross multiply
    3,626.84x = 5,437.82 × 1,896.68
  4. Step 4: Simplify right side
    3,626.84x = 10,313,804.44
  5. Step 5: Solve for x
    x = 10,313,804.44/3,626.84
  6. Step 6: Final answer
    x = 2,843.74

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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.