Home / 3,504.40-5,256.60-3,222.80

Finding the Fourth Proportional to 3,504.40, 5,256.60 and 3,222.80

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Solution

The fourth proportional to 3,504.40, 5,256.60 and 3,222.80 is: 4,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.40 : 5,256.60 = 3,222.80 : x
  2. Step 2: Convert to fraction form
    3,504.40/5,256.60 = 3,222.80/x
  3. Step 3: Cross multiply
    3,504.40x = 5,256.60 × 3,222.80
  4. Step 4: Simplify right side
    3,504.40x = 16,940,970.48
  5. Step 5: Solve for x
    x = 16,940,970.48/3,504.40
  6. Step 6: Final answer
    x = 4,834.20

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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.