Home / 2,743.22-4,112.23-893.03

Finding the Fourth Proportional to 2,743.22, 4,112.23 and 893.03

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Solution

The fourth proportional to 2,743.22, 4,112.23 and 893.03 is: 1,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.22 : 4,112.23 = 893.03 : x
  2. Step 2: Convert to fraction form
    2,743.22/4,112.23 = 893.03/x
  3. Step 3: Cross multiply
    2,743.22x = 4,112.23 × 893.03
  4. Step 4: Simplify right side
    2,743.22x = 3,672,352.80
  5. Step 5: Solve for x
    x = 3,672,352.80/2,743.22
  6. Step 6: Final answer
    x = 1,338.70

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1.5x scale

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.