Home / 2,745.77-4,135.94-2,500.53

Finding the Fourth Proportional to 2,745.77, 4,135.94 and 2,500.53

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Solution

The fourth proportional to 2,745.77, 4,135.94 and 2,500.53 is: 3,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.77 : 4,135.94 = 2,500.53 : x
  2. Step 2: Convert to fraction form
    2,745.77/4,135.94 = 2,500.53/x
  3. Step 3: Cross multiply
    2,745.77x = 4,135.94 × 2,500.53
  4. Step 4: Simplify right side
    2,745.77x = 10,342,023.41
  5. Step 5: Solve for x
    x = 10,342,023.41/2,745.77
  6. Step 6: Final answer
    x = 3,766.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.