Home / 8,739.48-13,109.67-3,194.52

Finding the Fourth Proportional to 8,739.48, 13,109.67 and 3,194.52

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Solution

The fourth proportional to 8,739.48, 13,109.67 and 3,194.52 is: 4,791.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.48 : 13,109.67 = 3,194.52 : x
  2. Step 2: Convert to fraction form
    8,739.48/13,109.67 = 3,194.52/x
  3. Step 3: Cross multiply
    8,739.48x = 13,109.67 × 3,194.52
  4. Step 4: Simplify right side
    8,739.48x = 41,879,103.01
  5. Step 5: Solve for x
    x = 41,879,103.01/8,739.48
  6. Step 6: Final answer
    x = 4,791.94

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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.