Home / 6,858.56-10,287.92-3,571.04

Finding the Fourth Proportional to 6,858.56, 10,287.92 and 3,571.04

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Solution

The fourth proportional to 6,858.56, 10,287.92 and 3,571.04 is: 5,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.56 : 10,287.92 = 3,571.04 : x
  2. Step 2: Convert to fraction form
    6,858.56/10,287.92 = 3,571.04/x
  3. Step 3: Cross multiply
    6,858.56x = 10,287.92 × 3,571.04
  4. Step 4: Simplify right side
    6,858.56x = 36,738,573.84
  5. Step 5: Solve for x
    x = 36,738,573.84/6,858.56
  6. Step 6: Final answer
    x = 5,356.60

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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.