Home / 6,799.22-10,199.04-2,119.40

Finding the Fourth Proportional to 6,799.22, 10,199.04 and 2,119.40

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Solution

The fourth proportional to 6,799.22, 10,199.04 and 2,119.40 is: 3,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.22 : 10,199.04 = 2,119.40 : x
  2. Step 2: Convert to fraction form
    6,799.22/10,199.04 = 2,119.40/x
  3. Step 3: Cross multiply
    6,799.22x = 10,199.04 × 2,119.40
  4. Step 4: Simplify right side
    6,799.22x = 21,615,845.38
  5. Step 5: Solve for x
    x = 21,615,845.38/6,799.22
  6. Step 6: Final answer
    x = 3,179.17

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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.