Home / 6,571.11-9,858.24-2,188.61

Finding the Fourth Proportional to 6,571.11, 9,858.24 and 2,188.61

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Solution

The fourth proportional to 6,571.11, 9,858.24 and 2,188.61 is: 3,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.11 : 9,858.24 = 2,188.61 : x
  2. Step 2: Convert to fraction form
    6,571.11/9,858.24 = 2,188.61/x
  3. Step 3: Cross multiply
    6,571.11x = 9,858.24 × 2,188.61
  4. Step 4: Simplify right side
    6,571.11x = 21,575,842.65
  5. Step 5: Solve for x
    x = 21,575,842.65/6,571.11
  6. Step 6: Final answer
    x = 3,283.44

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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.