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Finding the Fourth Proportional to 3,697.44, 5,543.48 and 1,914.08

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Solution

The fourth proportional to 3,697.44, 5,543.48 and 1,914.08 is: 2,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.44 : 5,543.48 = 1,914.08 : x
  2. Step 2: Convert to fraction form
    3,697.44/5,543.48 = 1,914.08/x
  3. Step 3: Cross multiply
    3,697.44x = 5,543.48 × 1,914.08
  4. Step 4: Simplify right side
    3,697.44x = 10,610,664.20
  5. Step 5: Solve for x
    x = 10,610,664.20/3,697.44
  6. Step 6: Final answer
    x = 2,869.73

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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.