Home / 2,299.88-3,450.98-1,065.90

Finding the Fourth Proportional to 2,299.88, 3,450.98 and 1,065.90

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Solution

The fourth proportional to 2,299.88, 3,450.98 and 1,065.90 is: 1,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.88 : 3,450.98 = 1,065.90 : x
  2. Step 2: Convert to fraction form
    2,299.88/3,450.98 = 1,065.90/x
  3. Step 3: Cross multiply
    2,299.88x = 3,450.98 × 1,065.90
  4. Step 4: Simplify right side
    2,299.88x = 3,678,399.58
  5. Step 5: Solve for x
    x = 3,678,399.58/2,299.88
  6. Step 6: Final answer
    x = 1,599.39

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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.