Home / 3,241.78-4,473.21-1,825.54

Finding the Fourth Proportional to 3,241.78, 4,473.21 and 1,825.54

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Solution

The fourth proportional to 3,241.78, 4,473.21 and 1,825.54 is: 2,518.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.78 : 4,473.21 = 1,825.54 : x
  2. Step 2: Convert to fraction form
    3,241.78/4,473.21 = 1,825.54/x
  3. Step 3: Cross multiply
    3,241.78x = 4,473.21 × 1,825.54
  4. Step 4: Simplify right side
    3,241.78x = 8,166,023.78
  5. Step 5: Solve for x
    x = 8,166,023.78/3,241.78
  6. Step 6: Final answer
    x = 2,518.99

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1.5x scale

Why These Related Problems?

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