Home / 3,611.94-5,419.70-2,029.68

Finding the Fourth Proportional to 3,611.94, 5,419.70 and 2,029.68

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Solution

The fourth proportional to 3,611.94, 5,419.70 and 2,029.68 is: 3,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.94 : 5,419.70 = 2,029.68 : x
  2. Step 2: Convert to fraction form
    3,611.94/5,419.70 = 2,029.68/x
  3. Step 3: Cross multiply
    3,611.94x = 5,419.70 × 2,029.68
  4. Step 4: Simplify right side
    3,611.94x = 11,000,256.70
  5. Step 5: Solve for x
    x = 11,000,256.70/3,611.94
  6. Step 6: Final answer
    x = 3,045.53

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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.