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Finding the Fourth Proportional to 5,791.06, 8,691.81 and 3,604.06

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Solution

The fourth proportional to 5,791.06, 8,691.81 and 3,604.06 is: 5,409.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.06 : 8,691.81 = 3,604.06 : x
  2. Step 2: Convert to fraction form
    5,791.06/8,691.81 = 3,604.06/x
  3. Step 3: Cross multiply
    5,791.06x = 8,691.81 × 3,604.06
  4. Step 4: Simplify right side
    5,791.06x = 31,325,804.75
  5. Step 5: Solve for x
    x = 31,325,804.75/5,791.06
  6. Step 6: Final answer
    x = 5,409.34

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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.