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Finding the Fourth Proportional to 3,447.00, 5,167.26 and 1,804.63

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Solution

The fourth proportional to 3,447.00, 5,167.26 and 1,804.63 is: 2,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.00 : 5,167.26 = 1,804.63 : x
  2. Step 2: Convert to fraction form
    3,447.00/5,167.26 = 1,804.63/x
  3. Step 3: Cross multiply
    3,447.00x = 5,167.26 × 1,804.63
  4. Step 4: Simplify right side
    3,447.00x = 9,324,984.01
  5. Step 5: Solve for x
    x = 9,324,984.01/3,447.00
  6. Step 6: Final answer
    x = 2,705.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.