Home / 3,467.87-4,785.99-1,896.20

Finding the Fourth Proportional to 3,467.87, 4,785.99 and 1,896.20

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Solution

The fourth proportional to 3,467.87, 4,785.99 and 1,896.20 is: 2,616.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.87 : 4,785.99 = 1,896.20 : x
  2. Step 2: Convert to fraction form
    3,467.87/4,785.99 = 1,896.20/x
  3. Step 3: Cross multiply
    3,467.87x = 4,785.99 × 1,896.20
  4. Step 4: Simplify right side
    3,467.87x = 9,075,194.24
  5. Step 5: Solve for x
    x = 9,075,194.24/3,467.87
  6. Step 6: Final answer
    x = 2,616.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.