Home / 3,322.21-4,583.71-2,143.96

Finding the Fourth Proportional to 3,322.21, 4,583.71 and 2,143.96

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Solution

The fourth proportional to 3,322.21, 4,583.71 and 2,143.96 is: 2,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.21 : 4,583.71 = 2,143.96 : x
  2. Step 2: Convert to fraction form
    3,322.21/4,583.71 = 2,143.96/x
  3. Step 3: Cross multiply
    3,322.21x = 4,583.71 × 2,143.96
  4. Step 4: Simplify right side
    3,322.21x = 9,827,290.89
  5. Step 5: Solve for x
    x = 9,827,290.89/3,322.21
  6. Step 6: Final answer
    x = 2,958.06

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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.