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Finding the Fourth Proportional to 5,799.54, 8,694.18 and 2,100.90

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Solution

The fourth proportional to 5,799.54, 8,694.18 and 2,100.90 is: 3,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.54 : 8,694.18 = 2,100.90 : x
  2. Step 2: Convert to fraction form
    5,799.54/8,694.18 = 2,100.90/x
  3. Step 3: Cross multiply
    5,799.54x = 8,694.18 × 2,100.90
  4. Step 4: Simplify right side
    5,799.54x = 18,265,602.76
  5. Step 5: Solve for x
    x = 18,265,602.76/5,799.54
  6. Step 6: Final answer
    x = 3,149.49

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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.