Home / 5,804.43-8,704.56-2,105.70

Finding the Fourth Proportional to 5,804.43, 8,704.56 and 2,105.70

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Solution

The fourth proportional to 5,804.43, 8,704.56 and 2,105.70 is: 3,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.43 : 8,704.56 = 2,105.70 : x
  2. Step 2: Convert to fraction form
    5,804.43/8,704.56 = 2,105.70/x
  3. Step 3: Cross multiply
    5,804.43x = 8,704.56 × 2,105.70
  4. Step 4: Simplify right side
    5,804.43x = 18,329,191.99
  5. Step 5: Solve for x
    x = 18,329,191.99/5,804.43
  6. Step 6: Final answer
    x = 3,157.79

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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.