Home / 7,220.00-10,829.97-2,025.88

Finding the Fourth Proportional to 7,220.00, 10,829.97 and 2,025.88

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Solution

The fourth proportional to 7,220.00, 10,829.97 and 2,025.88 is: 3,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.00 : 10,829.97 = 2,025.88 : x
  2. Step 2: Convert to fraction form
    7,220.00/10,829.97 = 2,025.88/x
  3. Step 3: Cross multiply
    7,220.00x = 10,829.97 × 2,025.88
  4. Step 4: Simplify right side
    7,220.00x = 21,940,192.55
  5. Step 5: Solve for x
    x = 21,940,192.55/7,220.00
  6. Step 6: Final answer
    x = 3,038.81

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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.