Home / 2,745.24-4,116.60-1,100.40

Finding the Fourth Proportional to 2,745.24, 4,116.60 and 1,100.40

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Solution

The fourth proportional to 2,745.24, 4,116.60 and 1,100.40 is: 1,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.24 : 4,116.60 = 1,100.40 : x
  2. Step 2: Convert to fraction form
    2,745.24/4,116.60 = 1,100.40/x
  3. Step 3: Cross multiply
    2,745.24x = 4,116.60 × 1,100.40
  4. Step 4: Simplify right side
    2,745.24x = 4,529,906.64
  5. Step 5: Solve for x
    x = 4,529,906.64/2,745.24
  6. Step 6: Final answer
    x = 1,650.09

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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.