Home / 13,194.99-19,791.27-3,837.47

Finding the Fourth Proportional to 13,194.99, 19,791.27 and 3,837.47

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Solution

The fourth proportional to 13,194.99, 19,791.27 and 3,837.47 is: 5,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.99 : 19,791.27 = 3,837.47 : x
  2. Step 2: Convert to fraction form
    13,194.99/19,791.27 = 3,837.47/x
  3. Step 3: Cross multiply
    13,194.99x = 19,791.27 × 3,837.47
  4. Step 4: Simplify right side
    13,194.99x = 75,948,305.93
  5. Step 5: Solve for x
    x = 75,948,305.93/13,194.99
  6. Step 6: Final answer
    x = 5,755.84

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1.5x scale

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.