Home / 8,571.37-12,858.58-3,027.93

Finding the Fourth Proportional to 8,571.37, 12,858.58 and 3,027.93

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Solution

The fourth proportional to 8,571.37, 12,858.58 and 3,027.93 is: 4,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.37 : 12,858.58 = 3,027.93 : x
  2. Step 2: Convert to fraction form
    8,571.37/12,858.58 = 3,027.93/x
  3. Step 3: Cross multiply
    8,571.37x = 12,858.58 × 3,027.93
  4. Step 4: Simplify right side
    8,571.37x = 38,934,880.14
  5. Step 5: Solve for x
    x = 38,934,880.14/8,571.37
  6. Step 6: Final answer
    x = 4,542.43

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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.