Home / 2,068.45-3,103.73-1,375.59

Finding the Fourth Proportional to 2,068.45, 3,103.73 and 1,375.59

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Solution

The fourth proportional to 2,068.45, 3,103.73 and 1,375.59 is: 2,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.45 : 3,103.73 = 1,375.59 : x
  2. Step 2: Convert to fraction form
    2,068.45/3,103.73 = 1,375.59/x
  3. Step 3: Cross multiply
    2,068.45x = 3,103.73 × 1,375.59
  4. Step 4: Simplify right side
    2,068.45x = 4,269,459.95
  5. Step 5: Solve for x
    x = 4,269,459.95/2,068.45
  6. Step 6: Final answer
    x = 2,064.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.