Home / 3,388.26-4,675.73-1,896.09

Finding the Fourth Proportional to 3,388.26, 4,675.73 and 1,896.09

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Solution

The fourth proportional to 3,388.26, 4,675.73 and 1,896.09 is: 2,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.26 : 4,675.73 = 1,896.09 : x
  2. Step 2: Convert to fraction form
    3,388.26/4,675.73 = 1,896.09/x
  3. Step 3: Cross multiply
    3,388.26x = 4,675.73 × 1,896.09
  4. Step 4: Simplify right side
    3,388.26x = 8,865,595.42
  5. Step 5: Solve for x
    x = 8,865,595.42/3,388.26
  6. Step 6: Final answer
    x = 2,616.56

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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.