Home / 4,986.03-6,881.37-3,222.81

Finding the Fourth Proportional to 4,986.03, 6,881.37 and 3,222.81

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Solution

The fourth proportional to 4,986.03, 6,881.37 and 3,222.81 is: 4,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.03 : 6,881.37 = 3,222.81 : x
  2. Step 2: Convert to fraction form
    4,986.03/6,881.37 = 3,222.81/x
  3. Step 3: Cross multiply
    4,986.03x = 6,881.37 × 3,222.81
  4. Step 4: Simplify right side
    4,986.03x = 22,177,348.05
  5. Step 5: Solve for x
    x = 22,177,348.05/4,986.03
  6. Step 6: Final answer
    x = 4,447.90

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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.