Home / 4,100.56-6,150.23-1,327.32

Finding the Fourth Proportional to 4,100.56, 6,150.23 and 1,327.32

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Solution

The fourth proportional to 4,100.56, 6,150.23 and 1,327.32 is: 1,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.56 : 6,150.23 = 1,327.32 : x
  2. Step 2: Convert to fraction form
    4,100.56/6,150.23 = 1,327.32/x
  3. Step 3: Cross multiply
    4,100.56x = 6,150.23 × 1,327.32
  4. Step 4: Simplify right side
    4,100.56x = 8,163,321.62
  5. Step 5: Solve for x
    x = 8,163,321.62/4,100.56
  6. Step 6: Final answer
    x = 1,990.78

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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.