Home / 2,826.26-3,900.25-1,567.23

Finding the Fourth Proportional to 2,826.26, 3,900.25 and 1,567.23

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Solution

The fourth proportional to 2,826.26, 3,900.25 and 1,567.23 is: 2,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.26 : 3,900.25 = 1,567.23 : x
  2. Step 2: Convert to fraction form
    2,826.26/3,900.25 = 1,567.23/x
  3. Step 3: Cross multiply
    2,826.26x = 3,900.25 × 1,567.23
  4. Step 4: Simplify right side
    2,826.26x = 6,112,576.14
  5. Step 5: Solve for x
    x = 6,112,576.14/2,826.26
  6. Step 6: Final answer
    x = 2,162.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.