Home / 5,469.20-8,205.26-2,184.60

Finding the Fourth Proportional to 5,469.20, 8,205.26 and 2,184.60

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Solution

The fourth proportional to 5,469.20, 8,205.26 and 2,184.60 is: 3,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.20 : 8,205.26 = 2,184.60 : x
  2. Step 2: Convert to fraction form
    5,469.20/8,205.26 = 2,184.60/x
  3. Step 3: Cross multiply
    5,469.20x = 8,205.26 × 2,184.60
  4. Step 4: Simplify right side
    5,469.20x = 17,925,211.00
  5. Step 5: Solve for x
    x = 17,925,211.00/5,469.20
  6. Step 6: Final answer
    x = 3,277.48

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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.