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Finding the Fourth Proportional to 3,741.03, 5,611.52 and 1,143.96

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Solution

The fourth proportional to 3,741.03, 5,611.52 and 1,143.96 is: 1,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.03 : 5,611.52 = 1,143.96 : x
  2. Step 2: Convert to fraction form
    3,741.03/5,611.52 = 1,143.96/x
  3. Step 3: Cross multiply
    3,741.03x = 5,611.52 × 1,143.96
  4. Step 4: Simplify right side
    3,741.03x = 6,419,354.42
  5. Step 5: Solve for x
    x = 6,419,354.42/3,741.03
  6. Step 6: Final answer
    x = 1,715.93

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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.