Home / 4,887.94-6,745.20-2,763.55

Finding the Fourth Proportional to 4,887.94, 6,745.20 and 2,763.55

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Solution

The fourth proportional to 4,887.94, 6,745.20 and 2,763.55 is: 3,813.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.94 : 6,745.20 = 2,763.55 : x
  2. Step 2: Convert to fraction form
    4,887.94/6,745.20 = 2,763.55/x
  3. Step 3: Cross multiply
    4,887.94x = 6,745.20 × 2,763.55
  4. Step 4: Simplify right side
    4,887.94x = 18,640,697.46
  5. Step 5: Solve for x
    x = 18,640,697.46/4,887.94
  6. Step 6: Final answer
    x = 3,813.61

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1.5x scale

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.