Home / 2,422.56-3,623.70-2,206.28

Finding the Fourth Proportional to 2,422.56, 3,623.70 and 2,206.28

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Solution

The fourth proportional to 2,422.56, 3,623.70 and 2,206.28 is: 3,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.56 : 3,623.70 = 2,206.28 : x
  2. Step 2: Convert to fraction form
    2,422.56/3,623.70 = 2,206.28/x
  3. Step 3: Cross multiply
    2,422.56x = 3,623.70 × 2,206.28
  4. Step 4: Simplify right side
    2,422.56x = 7,994,896.84
  5. Step 5: Solve for x
    x = 7,994,896.84/2,422.56
  6. Step 6: Final answer
    x = 3,300.19

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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.