Home / 2,441.67-3,666.08-1,611.21

Finding the Fourth Proportional to 2,441.67, 3,666.08 and 1,611.21

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Solution

The fourth proportional to 2,441.67, 3,666.08 and 1,611.21 is: 2,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.67 : 3,666.08 = 1,611.21 : x
  2. Step 2: Convert to fraction form
    2,441.67/3,666.08 = 1,611.21/x
  3. Step 3: Cross multiply
    2,441.67x = 3,666.08 × 1,611.21
  4. Step 4: Simplify right side
    2,441.67x = 5,906,816.70
  5. Step 5: Solve for x
    x = 5,906,816.70/2,441.67
  6. Step 6: Final answer
    x = 2,419.17

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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.