Home / 2,670.15-4,007.25-1,745.44

Finding the Fourth Proportional to 2,670.15, 4,007.25 and 1,745.44

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Solution

The fourth proportional to 2,670.15, 4,007.25 and 1,745.44 is: 2,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.15 : 4,007.25 = 1,745.44 : x
  2. Step 2: Convert to fraction form
    2,670.15/4,007.25 = 1,745.44/x
  3. Step 3: Cross multiply
    2,670.15x = 4,007.25 × 1,745.44
  4. Step 4: Simplify right side
    2,670.15x = 6,994,414.44
  5. Step 5: Solve for x
    x = 6,994,414.44/2,670.15
  6. Step 6: Final answer
    x = 2,619.48

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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.