Home / 2,841.24-4,256.21-2,222.05

Finding the Fourth Proportional to 2,841.24, 4,256.21 and 2,222.05

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Solution

The fourth proportional to 2,841.24, 4,256.21 and 2,222.05 is: 3,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.24 : 4,256.21 = 2,222.05 : x
  2. Step 2: Convert to fraction form
    2,841.24/4,256.21 = 2,222.05/x
  3. Step 3: Cross multiply
    2,841.24x = 4,256.21 × 2,222.05
  4. Step 4: Simplify right side
    2,841.24x = 9,457,487.00
  5. Step 5: Solve for x
    x = 9,457,487.00/2,841.24
  6. Step 6: Final answer
    x = 3,328.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.