Home / 2,518.38-3,771.86-1,346.32

Finding the Fourth Proportional to 2,518.38, 3,771.86 and 1,346.32

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Solution

The fourth proportional to 2,518.38, 3,771.86 and 1,346.32 is: 2,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.38 : 3,771.86 = 1,346.32 : x
  2. Step 2: Convert to fraction form
    2,518.38/3,771.86 = 1,346.32/x
  3. Step 3: Cross multiply
    2,518.38x = 3,771.86 × 1,346.32
  4. Step 4: Simplify right side
    2,518.38x = 5,078,130.56
  5. Step 5: Solve for x
    x = 5,078,130.56/2,518.38
  6. Step 6: Final answer
    x = 2,016.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.