Home / 3,027.96-4,175.24-1,907.55

Finding the Fourth Proportional to 3,027.96, 4,175.24 and 1,907.55

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Solution

The fourth proportional to 3,027.96, 4,175.24 and 1,907.55 is: 2,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.96 : 4,175.24 = 1,907.55 : x
  2. Step 2: Convert to fraction form
    3,027.96/4,175.24 = 1,907.55/x
  3. Step 3: Cross multiply
    3,027.96x = 4,175.24 × 1,907.55
  4. Step 4: Simplify right side
    3,027.96x = 7,964,469.52
  5. Step 5: Solve for x
    x = 7,964,469.52/3,027.96
  6. Step 6: Final answer
    x = 2,630.31

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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.