Home / 5,327.07-7,991.82-1,629.83

Finding the Fourth Proportional to 5,327.07, 7,991.82 and 1,629.83

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Solution

The fourth proportional to 5,327.07, 7,991.82 and 1,629.83 is: 2,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.07 : 7,991.82 = 1,629.83 : x
  2. Step 2: Convert to fraction form
    5,327.07/7,991.82 = 1,629.83/x
  3. Step 3: Cross multiply
    5,327.07x = 7,991.82 × 1,629.83
  4. Step 4: Simplify right side
    5,327.07x = 13,025,268.03
  5. Step 5: Solve for x
    x = 13,025,268.03/5,327.07
  6. Step 6: Final answer
    x = 2,445.11

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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.