Home / 2,669.22-4,004.52-1,025.90

Finding the Fourth Proportional to 2,669.22, 4,004.52 and 1,025.90

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Solution

The fourth proportional to 2,669.22, 4,004.52 and 1,025.90 is: 1,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.22 : 4,004.52 = 1,025.90 : x
  2. Step 2: Convert to fraction form
    2,669.22/4,004.52 = 1,025.90/x
  3. Step 3: Cross multiply
    2,669.22x = 4,004.52 × 1,025.90
  4. Step 4: Simplify right side
    2,669.22x = 4,108,217.05
  5. Step 5: Solve for x
    x = 4,108,217.05/2,669.22
  6. Step 6: Final answer
    x = 1,539.11

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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.