Home / 2,845.35-4,267.41-896.49

Finding the Fourth Proportional to 2,845.35, 4,267.41 and 896.49

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Solution

The fourth proportional to 2,845.35, 4,267.41 and 896.49 is: 1,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.35 : 4,267.41 = 896.49 : x
  2. Step 2: Convert to fraction form
    2,845.35/4,267.41 = 896.49/x
  3. Step 3: Cross multiply
    2,845.35x = 4,267.41 × 896.49
  4. Step 4: Simplify right side
    2,845.35x = 3,825,690.39
  5. Step 5: Solve for x
    x = 3,825,690.39/2,845.35
  6. Step 6: Final answer
    x = 1,344.54

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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.