Home / 3,188.37-4,784.87-1,804.41

Finding the Fourth Proportional to 3,188.37, 4,784.87 and 1,804.41

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Solution

The fourth proportional to 3,188.37, 4,784.87 and 1,804.41 is: 2,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.37 : 4,784.87 = 1,804.41 : x
  2. Step 2: Convert to fraction form
    3,188.37/4,784.87 = 1,804.41/x
  3. Step 3: Cross multiply
    3,188.37x = 4,784.87 × 1,804.41
  4. Step 4: Simplify right side
    3,188.37x = 8,633,858.25
  5. Step 5: Solve for x
    x = 8,633,858.25/3,188.37
  6. Step 6: Final answer
    x = 2,707.92

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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.