Home / 2,631.45-3,631.34-1,452.54

Finding the Fourth Proportional to 2,631.45, 3,631.34 and 1,452.54

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Solution

The fourth proportional to 2,631.45, 3,631.34 and 1,452.54 is: 2,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.45 : 3,631.34 = 1,452.54 : x
  2. Step 2: Convert to fraction form
    2,631.45/3,631.34 = 1,452.54/x
  3. Step 3: Cross multiply
    2,631.45x = 3,631.34 × 1,452.54
  4. Step 4: Simplify right side
    2,631.45x = 5,274,659.34
  5. Step 5: Solve for x
    x = 5,274,659.34/2,631.45
  6. Step 6: Final answer
    x = 2,004.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.