Home / 2,826.88-3,901.14-1,567.99

Finding the Fourth Proportional to 2,826.88, 3,901.14 and 1,567.99

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Solution

The fourth proportional to 2,826.88, 3,901.14 and 1,567.99 is: 2,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.88 : 3,901.14 = 1,567.99 : x
  2. Step 2: Convert to fraction form
    2,826.88/3,901.14 = 1,567.99/x
  3. Step 3: Cross multiply
    2,826.88x = 3,901.14 × 1,567.99
  4. Step 4: Simplify right side
    2,826.88x = 6,116,921.16
  5. Step 5: Solve for x
    x = 6,116,921.16/2,826.88
  6. Step 6: Final answer
    x = 2,163.85

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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.