Home / 2,745.16-3,785.73-1,801.77

Finding the Fourth Proportional to 2,745.16, 3,785.73 and 1,801.77

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Solution

The fourth proportional to 2,745.16, 3,785.73 and 1,801.77 is: 2,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.16 : 3,785.73 = 1,801.77 : x
  2. Step 2: Convert to fraction form
    2,745.16/3,785.73 = 1,801.77/x
  3. Step 3: Cross multiply
    2,745.16x = 3,785.73 × 1,801.77
  4. Step 4: Simplify right side
    2,745.16x = 6,821,027.88
  5. Step 5: Solve for x
    x = 6,821,027.88/2,745.16
  6. Step 6: Final answer
    x = 2,484.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.