Home / 3,179.75-4,388.04-1,763.44

Finding the Fourth Proportional to 3,179.75, 4,388.04 and 1,763.44

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Solution

The fourth proportional to 3,179.75, 4,388.04 and 1,763.44 is: 2,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.75 : 4,388.04 = 1,763.44 : x
  2. Step 2: Convert to fraction form
    3,179.75/4,388.04 = 1,763.44/x
  3. Step 3: Cross multiply
    3,179.75x = 4,388.04 × 1,763.44
  4. Step 4: Simplify right side
    3,179.75x = 7,738,034.29
  5. Step 5: Solve for x
    x = 7,738,034.29/3,179.75
  6. Step 6: Final answer
    x = 2,433.54

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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.