Home / 5,759.44-8,655.41-3,419.85

Finding the Fourth Proportional to 5,759.44, 8,655.41 and 3,419.85

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Solution

The fourth proportional to 5,759.44, 8,655.41 and 3,419.85 is: 5,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.44 : 8,655.41 = 3,419.85 : x
  2. Step 2: Convert to fraction form
    5,759.44/8,655.41 = 3,419.85/x
  3. Step 3: Cross multiply
    5,759.44x = 8,655.41 × 3,419.85
  4. Step 4: Simplify right side
    5,759.44x = 29,600,203.89
  5. Step 5: Solve for x
    x = 29,600,203.89/5,759.44
  6. Step 6: Final answer
    x = 5,139.42

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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.