Home / 6,079.88-8,390.34-3,391.33

Finding the Fourth Proportional to 6,079.88, 8,390.34 and 3,391.33

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Solution

The fourth proportional to 6,079.88, 8,390.34 and 3,391.33 is: 4,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.88 : 8,390.34 = 3,391.33 : x
  2. Step 2: Convert to fraction form
    6,079.88/8,390.34 = 3,391.33/x
  3. Step 3: Cross multiply
    6,079.88x = 8,390.34 × 3,391.33
  4. Step 4: Simplify right side
    6,079.88x = 28,454,352.84
  5. Step 5: Solve for x
    x = 28,454,352.84/6,079.88
  6. Step 6: Final answer
    x = 4,680.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.