Home / 2,826.51-3,900.73-1,567.71

Finding the Fourth Proportional to 2,826.51, 3,900.73 and 1,567.71

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Solution

The fourth proportional to 2,826.51, 3,900.73 and 1,567.71 is: 2,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.51 : 3,900.73 = 1,567.71 : x
  2. Step 2: Convert to fraction form
    2,826.51/3,900.73 = 1,567.71/x
  3. Step 3: Cross multiply
    2,826.51x = 3,900.73 × 1,567.71
  4. Step 4: Simplify right side
    2,826.51x = 6,115,213.43
  5. Step 5: Solve for x
    x = 6,115,213.43/2,826.51
  6. Step 6: Final answer
    x = 2,163.52

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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.