Home / 2,745.47-4,110.44-2,485.96

Finding the Fourth Proportional to 2,745.47, 4,110.44 and 2,485.96

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Solution

The fourth proportional to 2,745.47, 4,110.44 and 2,485.96 is: 3,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.47 : 4,110.44 = 2,485.96 : x
  2. Step 2: Convert to fraction form
    2,745.47/4,110.44 = 2,485.96/x
  3. Step 3: Cross multiply
    2,745.47x = 4,110.44 × 2,485.96
  4. Step 4: Simplify right side
    2,745.47x = 10,218,366.72
  5. Step 5: Solve for x
    x = 10,218,366.72/2,745.47
  6. Step 6: Final answer
    x = 3,721.90

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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.