Home / 3,185.28-4,401.54-2,554.83

Finding the Fourth Proportional to 3,185.28, 4,401.54 and 2,554.83

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Solution

The fourth proportional to 3,185.28, 4,401.54 and 2,554.83 is: 3,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.28 : 4,401.54 = 2,554.83 : x
  2. Step 2: Convert to fraction form
    3,185.28/4,401.54 = 2,554.83/x
  3. Step 3: Cross multiply
    3,185.28x = 4,401.54 × 2,554.83
  4. Step 4: Simplify right side
    3,185.28x = 11,245,186.44
  5. Step 5: Solve for x
    x = 11,245,186.44/3,185.28
  6. Step 6: Final answer
    x = 3,530.36

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Half scale
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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.