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Finding the Fourth Proportional to 4,093.72, 6,138.01 and 1,899.63

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Solution

The fourth proportional to 4,093.72, 6,138.01 and 1,899.63 is: 2,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.72 : 6,138.01 = 1,899.63 : x
  2. Step 2: Convert to fraction form
    4,093.72/6,138.01 = 1,899.63/x
  3. Step 3: Cross multiply
    4,093.72x = 6,138.01 × 1,899.63
  4. Step 4: Simplify right side
    4,093.72x = 11,659,947.94
  5. Step 5: Solve for x
    x = 11,659,947.94/4,093.72
  6. Step 6: Final answer
    x = 2,848.25

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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.