Home / 4,884.36-7,321.18-3,217.80

Finding the Fourth Proportional to 4,884.36, 7,321.18 and 3,217.80

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Solution

The fourth proportional to 4,884.36, 7,321.18 and 3,217.80 is: 4,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.36 : 7,321.18 = 3,217.80 : x
  2. Step 2: Convert to fraction form
    4,884.36/7,321.18 = 3,217.80/x
  3. Step 3: Cross multiply
    4,884.36x = 7,321.18 × 3,217.80
  4. Step 4: Simplify right side
    4,884.36x = 23,558,093.00
  5. Step 5: Solve for x
    x = 23,558,093.00/4,884.36
  6. Step 6: Final answer
    x = 4,823.17

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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.