Home / 6,222.24-8,579.52-4,647.60

Finding the Fourth Proportional to 6,222.24, 8,579.52 and 4,647.60

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Solution

The fourth proportional to 6,222.24, 8,579.52 and 4,647.60 is: 6,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.24 : 8,579.52 = 4,647.60 : x
  2. Step 2: Convert to fraction form
    6,222.24/8,579.52 = 4,647.60/x
  3. Step 3: Cross multiply
    6,222.24x = 8,579.52 × 4,647.60
  4. Step 4: Simplify right side
    6,222.24x = 39,874,177.15
  5. Step 5: Solve for x
    x = 39,874,177.15/6,222.24
  6. Step 6: Final answer
    x = 6,408.33

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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.