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Finding the Fourth Proportional to 5,914.20, 8,871.30 and 2,793.18

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Solution

The fourth proportional to 5,914.20, 8,871.30 and 2,793.18 is: 4,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.20 : 8,871.30 = 2,793.18 : x
  2. Step 2: Convert to fraction form
    5,914.20/8,871.30 = 2,793.18/x
  3. Step 3: Cross multiply
    5,914.20x = 8,871.30 × 2,793.18
  4. Step 4: Simplify right side
    5,914.20x = 24,779,137.73
  5. Step 5: Solve for x
    x = 24,779,137.73/5,914.20
  6. Step 6: Final answer
    x = 4,189.77

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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.