Home / 2,745.06-4,114.98-2,615.82

Finding the Fourth Proportional to 2,745.06, 4,114.98 and 2,615.82

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Solution

The fourth proportional to 2,745.06, 4,114.98 and 2,615.82 is: 3,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.06 : 4,114.98 = 2,615.82 : x
  2. Step 2: Convert to fraction form
    2,745.06/4,114.98 = 2,615.82/x
  3. Step 3: Cross multiply
    2,745.06x = 4,114.98 × 2,615.82
  4. Step 4: Simplify right side
    2,745.06x = 10,764,046.98
  5. Step 5: Solve for x
    x = 10,764,046.98/2,745.06
  6. Step 6: Final answer
    x = 3,921.24

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1.5x scale

Why These Related Problems?

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