Home / 8,004.58-12,007.45-3,074.22

Finding the Fourth Proportional to 8,004.58, 12,007.45 and 3,074.22

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Solution

The fourth proportional to 8,004.58, 12,007.45 and 3,074.22 is: 4,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.58 : 12,007.45 = 3,074.22 : x
  2. Step 2: Convert to fraction form
    8,004.58/12,007.45 = 3,074.22/x
  3. Step 3: Cross multiply
    8,004.58x = 12,007.45 × 3,074.22
  4. Step 4: Simplify right side
    8,004.58x = 36,913,584.72
  5. Step 5: Solve for x
    x = 36,913,584.72/8,004.58
  6. Step 6: Final answer
    x = 4,611.56

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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.