Home / 2,826.63-3,900.96-1,567.98

Finding the Fourth Proportional to 2,826.63, 3,900.96 and 1,567.98

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Solution

The fourth proportional to 2,826.63, 3,900.96 and 1,567.98 is: 2,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.63 : 3,900.96 = 1,567.98 : x
  2. Step 2: Convert to fraction form
    2,826.63/3,900.96 = 1,567.98/x
  3. Step 3: Cross multiply
    2,826.63x = 3,900.96 × 1,567.98
  4. Step 4: Simplify right side
    2,826.63x = 6,116,627.26
  5. Step 5: Solve for x
    x = 6,116,627.26/2,826.63
  6. Step 6: Final answer
    x = 2,163.93

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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.