Home / 1,352.44-2,025.38-1,245.48

Finding the Fourth Proportional to 1,352.44, 2,025.38 and 1,245.48

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Solution

The fourth proportional to 1,352.44, 2,025.38 and 1,245.48 is: 1,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.44 : 2,025.38 = 1,245.48 : x
  2. Step 2: Convert to fraction form
    1,352.44/2,025.38 = 1,245.48/x
  3. Step 3: Cross multiply
    1,352.44x = 2,025.38 × 1,245.48
  4. Step 4: Simplify right side
    1,352.44x = 2,522,570.28
  5. Step 5: Solve for x
    x = 2,522,570.28/1,352.44
  6. Step 6: Final answer
    x = 1,865.20

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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.