Home / 5,356.31-8,039.66-2,584.94

Finding the Fourth Proportional to 5,356.31, 8,039.66 and 2,584.94

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Solution

The fourth proportional to 5,356.31, 8,039.66 and 2,584.94 is: 3,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.31 : 8,039.66 = 2,584.94 : x
  2. Step 2: Convert to fraction form
    5,356.31/8,039.66 = 2,584.94/x
  3. Step 3: Cross multiply
    5,356.31x = 8,039.66 × 2,584.94
  4. Step 4: Simplify right side
    5,356.31x = 20,782,004.98
  5. Step 5: Solve for x
    x = 20,782,004.98/5,356.31
  6. Step 6: Final answer
    x = 3,879.91

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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.