Home / 2,222.17-3,333.25-2,086.85

Finding the Fourth Proportional to 2,222.17, 3,333.25 and 2,086.85

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Solution

The fourth proportional to 2,222.17, 3,333.25 and 2,086.85 is: 3,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.17 : 3,333.25 = 2,086.85 : x
  2. Step 2: Convert to fraction form
    2,222.17/3,333.25 = 2,086.85/x
  3. Step 3: Cross multiply
    2,222.17x = 3,333.25 × 2,086.85
  4. Step 4: Simplify right side
    2,222.17x = 6,955,992.76
  5. Step 5: Solve for x
    x = 6,955,992.76/2,222.17
  6. Step 6: Final answer
    x = 3,130.27

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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.