Home / 2,799.36-4,199.68-1,568

Finding the Fourth Proportional to 2,799.36, 4,199.68 and 1,568

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Solution

The fourth proportional to 2,799.36, 4,199.68 and 1,568 is: 2,352.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.36 : 4,199.68 = 1,568 : x
  2. Step 2: Convert to fraction form
    2,799.36/4,199.68 = 1,568/x
  3. Step 3: Cross multiply
    2,799.36x = 4,199.68 × 1,568
  4. Step 4: Simplify right side
    2,799.36x = 6,585,098.24
  5. Step 5: Solve for x
    x = 6,585,098.24/2,799.36
  6. Step 6: Final answer
    x = 2,352.36

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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.