Home / 4,234.94-5,846.21-2,820.98

Finding the Fourth Proportional to 4,234.94, 5,846.21 and 2,820.98

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Solution

The fourth proportional to 4,234.94, 5,846.21 and 2,820.98 is: 3,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.94 : 5,846.21 = 2,820.98 : x
  2. Step 2: Convert to fraction form
    4,234.94/5,846.21 = 2,820.98/x
  3. Step 3: Cross multiply
    4,234.94x = 5,846.21 × 2,820.98
  4. Step 4: Simplify right side
    4,234.94x = 16,491,998.15
  5. Step 5: Solve for x
    x = 16,491,998.15/4,234.94
  6. Step 6: Final answer
    x = 3,894.27

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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.