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Finding the Fourth Proportional to 5,697.34, 8,544.34 and 1,998.88

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Solution

The fourth proportional to 5,697.34, 8,544.34 and 1,998.88 is: 2,997.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.34 : 8,544.34 = 1,998.88 : x
  2. Step 2: Convert to fraction form
    5,697.34/8,544.34 = 1,998.88/x
  3. Step 3: Cross multiply
    5,697.34x = 8,544.34 × 1,998.88
  4. Step 4: Simplify right side
    5,697.34x = 17,079,110.34
  5. Step 5: Solve for x
    x = 17,079,110.34/5,697.34
  6. Step 6: Final answer
    x = 2,997.73

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Double scale
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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.