Home / 6,122.60-8,448.87-3,469.94

Finding the Fourth Proportional to 6,122.60, 8,448.87 and 3,469.94

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Solution

The fourth proportional to 6,122.60, 8,448.87 and 3,469.94 is: 4,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.60 : 8,448.87 = 3,469.94 : x
  2. Step 2: Convert to fraction form
    6,122.60/8,448.87 = 3,469.94/x
  3. Step 3: Cross multiply
    6,122.60x = 8,448.87 × 3,469.94
  4. Step 4: Simplify right side
    6,122.60x = 29,317,071.97
  5. Step 5: Solve for x
    x = 29,317,071.97/6,122.60
  6. Step 6: Final answer
    x = 4,788.34

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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.