Home / 13,197.25-19,798.71-3,837.43

Finding the Fourth Proportional to 13,197.25, 19,798.71 and 3,837.43

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Solution

The fourth proportional to 13,197.25, 19,798.71 and 3,837.43 is: 5,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.25 : 19,798.71 = 3,837.43 : x
  2. Step 2: Convert to fraction form
    13,197.25/19,798.71 = 3,837.43/x
  3. Step 3: Cross multiply
    13,197.25x = 19,798.71 × 3,837.43
  4. Step 4: Simplify right side
    13,197.25x = 75,976,163.72
  5. Step 5: Solve for x
    x = 75,976,163.72/13,197.25
  6. Step 6: Final answer
    x = 5,756.97

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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.