Home / 3,211.94-4,433.22-2,090.93

Finding the Fourth Proportional to 3,211.94, 4,433.22 and 2,090.93

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Solution

The fourth proportional to 3,211.94, 4,433.22 and 2,090.93 is: 2,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.94 : 4,433.22 = 2,090.93 : x
  2. Step 2: Convert to fraction form
    3,211.94/4,433.22 = 2,090.93/x
  3. Step 3: Cross multiply
    3,211.94x = 4,433.22 × 2,090.93
  4. Step 4: Simplify right side
    3,211.94x = 9,269,538.84
  5. Step 5: Solve for x
    x = 9,269,538.84/3,211.94
  6. Step 6: Final answer
    x = 2,885.96

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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.