Home / 3,283.19-4,531.29-2,007.80

Finding the Fourth Proportional to 3,283.19, 4,531.29 and 2,007.80

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Solution

The fourth proportional to 3,283.19, 4,531.29 and 2,007.80 is: 2,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.19 : 4,531.29 = 2,007.80 : x
  2. Step 2: Convert to fraction form
    3,283.19/4,531.29 = 2,007.80/x
  3. Step 3: Cross multiply
    3,283.19x = 4,531.29 × 2,007.80
  4. Step 4: Simplify right side
    3,283.19x = 9,097,930.72
  5. Step 5: Solve for x
    x = 9,097,930.72/3,283.19
  6. Step 6: Final answer
    x = 2,771.07

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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.