Home / 6,920.83-10,376.22-2,759.59

Finding the Fourth Proportional to 6,920.83, 10,376.22 and 2,759.59

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Solution

The fourth proportional to 6,920.83, 10,376.22 and 2,759.59 is: 4,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.83 : 10,376.22 = 2,759.59 : x
  2. Step 2: Convert to fraction form
    6,920.83/10,376.22 = 2,759.59/x
  3. Step 3: Cross multiply
    6,920.83x = 10,376.22 × 2,759.59
  4. Step 4: Simplify right side
    6,920.83x = 28,634,099.15
  5. Step 5: Solve for x
    x = 28,634,099.15/6,920.83
  6. Step 6: Final answer
    x = 4,137.38

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1.5x scale

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.