Home / 3,163.36-4,365.44-1,766.08

Finding the Fourth Proportional to 3,163.36, 4,365.44 and 1,766.08

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Solution

The fourth proportional to 3,163.36, 4,365.44 and 1,766.08 is: 2,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.36 : 4,365.44 = 1,766.08 : x
  2. Step 2: Convert to fraction form
    3,163.36/4,365.44 = 1,766.08/x
  3. Step 3: Cross multiply
    3,163.36x = 4,365.44 × 1,766.08
  4. Step 4: Simplify right side
    3,163.36x = 7,709,716.28
  5. Step 5: Solve for x
    x = 7,709,716.28/3,163.36
  6. Step 6: Final answer
    x = 2,437.19

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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.