Home / 13,197.83-19,799.84-3,838.05

Finding the Fourth Proportional to 13,197.83, 19,799.84 and 3,838.05

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Solution

The fourth proportional to 13,197.83, 19,799.84 and 3,838.05 is: 5,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.83 : 19,799.84 = 3,838.05 : x
  2. Step 2: Convert to fraction form
    13,197.83/19,799.84 = 3,838.05/x
  3. Step 3: Cross multiply
    13,197.83x = 19,799.84 × 3,838.05
  4. Step 4: Simplify right side
    13,197.83x = 75,992,785.51
  5. Step 5: Solve for x
    x = 75,992,785.51/13,197.83
  6. Step 6: Final answer
    x = 5,757.98

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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.