Home / 2,222.10-3,318.84-2,013.44

Finding the Fourth Proportional to 2,222.10, 3,318.84 and 2,013.44

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Solution

The fourth proportional to 2,222.10, 3,318.84 and 2,013.44 is: 3,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.10 : 3,318.84 = 2,013.44 : x
  2. Step 2: Convert to fraction form
    2,222.10/3,318.84 = 2,013.44/x
  3. Step 3: Cross multiply
    2,222.10x = 3,318.84 × 2,013.44
  4. Step 4: Simplify right side
    2,222.10x = 6,682,268.62
  5. Step 5: Solve for x
    x = 6,682,268.62/2,222.10
  6. Step 6: Final answer
    x = 3,007.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.