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Finding the Fourth Proportional to 5,923.62, 8,891.31 and 3,150.34

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Solution

The fourth proportional to 5,923.62, 8,891.31 and 3,150.34 is: 4,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.62 : 8,891.31 = 3,150.34 : x
  2. Step 2: Convert to fraction form
    5,923.62/8,891.31 = 3,150.34/x
  3. Step 3: Cross multiply
    5,923.62x = 8,891.31 × 3,150.34
  4. Step 4: Simplify right side
    5,923.62x = 28,010,649.55
  5. Step 5: Solve for x
    x = 28,010,649.55/5,923.62
  6. Step 6: Final answer
    x = 4,728.64

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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.