Home / 13,197.51-19,797.57-3,837.61

Finding the Fourth Proportional to 13,197.51, 19,797.57 and 3,837.61

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Solution

The fourth proportional to 13,197.51, 19,797.57 and 3,837.61 is: 5,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.51 : 19,797.57 = 3,837.61 : x
  2. Step 2: Convert to fraction form
    13,197.51/19,797.57 = 3,837.61/x
  3. Step 3: Cross multiply
    13,197.51x = 19,797.57 × 3,837.61
  4. Step 4: Simplify right side
    13,197.51x = 75,975,352.61
  5. Step 5: Solve for x
    x = 75,975,352.61/13,197.51
  6. Step 6: Final answer
    x = 5,756.79

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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.