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Finding the Fourth Proportional to 2,893.29, 3,992.75 and 1,567.00

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Solution

The fourth proportional to 2,893.29, 3,992.75 and 1,567.00 is: 2,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.29 : 3,992.75 = 1,567.00 : x
  2. Step 2: Convert to fraction form
    2,893.29/3,992.75 = 1,567.00/x
  3. Step 3: Cross multiply
    2,893.29x = 3,992.75 × 1,567.00
  4. Step 4: Simplify right side
    2,893.29x = 6,256,627.31
  5. Step 5: Solve for x
    x = 6,256,627.31/2,893.29
  6. Step 6: Final answer
    x = 2,162.46

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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.