Home / 3,323.22-4,986.90-1,863.32

Finding the Fourth Proportional to 3,323.22, 4,986.90 and 1,863.32

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Solution

The fourth proportional to 3,323.22, 4,986.90 and 1,863.32 is: 2,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.22 : 4,986.90 = 1,863.32 : x
  2. Step 2: Convert to fraction form
    3,323.22/4,986.90 = 1,863.32/x
  3. Step 3: Cross multiply
    3,323.22x = 4,986.90 × 1,863.32
  4. Step 4: Simplify right side
    3,323.22x = 9,292,190.51
  5. Step 5: Solve for x
    x = 9,292,190.51/3,323.22
  6. Step 6: Final answer
    x = 2,796.14

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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.