Home / 13,197.58-19,791.54-3,835.06

Finding the Fourth Proportional to 13,197.58, 19,791.54 and 3,835.06

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Solution

The fourth proportional to 13,197.58, 19,791.54 and 3,835.06 is: 5,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.58 : 19,791.54 = 3,835.06 : x
  2. Step 2: Convert to fraction form
    13,197.58/19,791.54 = 3,835.06/x
  3. Step 3: Cross multiply
    13,197.58x = 19,791.54 × 3,835.06
  4. Step 4: Simplify right side
    13,197.58x = 75,901,743.39
  5. Step 5: Solve for x
    x = 75,901,743.39/13,197.58
  6. Step 6: Final answer
    x = 5,751.19

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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.