Home / 3,322.80-4,986-1,244.22

Finding the Fourth Proportional to 3,322.80, 4,986 and 1,244.22

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Solution

The fourth proportional to 3,322.80, 4,986 and 1,244.22 is: 1,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.80 : 4,986 = 1,244.22 : x
  2. Step 2: Convert to fraction form
    3,322.80/4,986 = 1,244.22/x
  3. Step 3: Cross multiply
    3,322.80x = 4,986 × 1,244.22
  4. Step 4: Simplify right side
    3,322.80x = 6,203,680.92
  5. Step 5: Solve for x
    x = 6,203,680.92/3,322.80
  6. Step 6: Final answer
    x = 1,867.00

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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.