Home / 3,281.41-4,528.71-2,022.22

Finding the Fourth Proportional to 3,281.41, 4,528.71 and 2,022.22

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Solution

The fourth proportional to 3,281.41, 4,528.71 and 2,022.22 is: 2,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.41 : 4,528.71 = 2,022.22 : x
  2. Step 2: Convert to fraction form
    3,281.41/4,528.71 = 2,022.22/x
  3. Step 3: Cross multiply
    3,281.41x = 4,528.71 × 2,022.22
  4. Step 4: Simplify right side
    3,281.41x = 9,158,047.94
  5. Step 5: Solve for x
    x = 9,158,047.94/3,281.41
  6. Step 6: Final answer
    x = 2,790.89

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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.