Home / 6,122.35-8,448.71-3,469.77

Finding the Fourth Proportional to 6,122.35, 8,448.71 and 3,469.77

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Solution

The fourth proportional to 6,122.35, 8,448.71 and 3,469.77 is: 4,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.35 : 8,448.71 = 3,469.77 : x
  2. Step 2: Convert to fraction form
    6,122.35/8,448.71 = 3,469.77/x
  3. Step 3: Cross multiply
    6,122.35x = 8,448.71 × 3,469.77
  4. Step 4: Simplify right side
    6,122.35x = 29,315,063.15
  5. Step 5: Solve for x
    x = 29,315,063.15/6,122.35
  6. Step 6: Final answer
    x = 4,788.20

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1.5x scale

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.