Home / 3,403.44-4,696.99-1,891.08

Finding the Fourth Proportional to 3,403.44, 4,696.99 and 1,891.08

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Solution

The fourth proportional to 3,403.44, 4,696.99 and 1,891.08 is: 2,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.44 : 4,696.99 = 1,891.08 : x
  2. Step 2: Convert to fraction form
    3,403.44/4,696.99 = 1,891.08/x
  3. Step 3: Cross multiply
    3,403.44x = 4,696.99 × 1,891.08
  4. Step 4: Simplify right side
    3,403.44x = 8,882,383.85
  5. Step 5: Solve for x
    x = 8,882,383.85/3,403.44
  6. Step 6: Final answer
    x = 2,609.83

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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.