Home / 4,199.94-5,795.51-2,311.49

Finding the Fourth Proportional to 4,199.94, 5,795.51 and 2,311.49

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Solution

The fourth proportional to 4,199.94, 5,795.51 and 2,311.49 is: 3,189.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.94 : 5,795.51 = 2,311.49 : x
  2. Step 2: Convert to fraction form
    4,199.94/5,795.51 = 2,311.49/x
  3. Step 3: Cross multiply
    4,199.94x = 5,795.51 × 2,311.49
  4. Step 4: Simplify right side
    4,199.94x = 13,396,222.87
  5. Step 5: Solve for x
    x = 13,396,222.87/4,199.94
  6. Step 6: Final answer
    x = 3,189.62

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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.