Home / 4,447.75-6,140.73-2,771.61

Finding the Fourth Proportional to 4,447.75, 6,140.73 and 2,771.61

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Solution

The fourth proportional to 4,447.75, 6,140.73 and 2,771.61 is: 3,826.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.75 : 6,140.73 = 2,771.61 : x
  2. Step 2: Convert to fraction form
    4,447.75/6,140.73 = 2,771.61/x
  3. Step 3: Cross multiply
    4,447.75x = 6,140.73 × 2,771.61
  4. Step 4: Simplify right side
    4,447.75x = 17,019,708.68
  5. Step 5: Solve for x
    x = 17,019,708.68/4,447.75
  6. Step 6: Final answer
    x = 3,826.59

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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.