Home / 2,743.89-3,784.76-1,800.54

Finding the Fourth Proportional to 2,743.89, 3,784.76 and 1,800.54

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Solution

The fourth proportional to 2,743.89, 3,784.76 and 1,800.54 is: 2,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.89 : 3,784.76 = 1,800.54 : x
  2. Step 2: Convert to fraction form
    2,743.89/3,784.76 = 1,800.54/x
  3. Step 3: Cross multiply
    2,743.89x = 3,784.76 × 1,800.54
  4. Step 4: Simplify right side
    2,743.89x = 6,814,609.52
  5. Step 5: Solve for x
    x = 6,814,609.52/2,743.89
  6. Step 6: Final answer
    x = 2,483.56

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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.