Home / 2,222.46-3,333.72-2,087.16

Finding the Fourth Proportional to 2,222.46, 3,333.72 and 2,087.16

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Solution

The fourth proportional to 2,222.46, 3,333.72 and 2,087.16 is: 3,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.46 : 3,333.72 = 2,087.16 : x
  2. Step 2: Convert to fraction form
    2,222.46/3,333.72 = 2,087.16/x
  3. Step 3: Cross multiply
    2,222.46x = 3,333.72 × 2,087.16
  4. Step 4: Simplify right side
    2,222.46x = 6,958,007.04
  5. Step 5: Solve for x
    x = 6,958,007.04/2,222.46
  6. Step 6: Final answer
    x = 3,130.77

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1.5x scale

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.