Home / 2,046.75-2,825.64-1,442.03

Finding the Fourth Proportional to 2,046.75, 2,825.64 and 1,442.03

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Solution

The fourth proportional to 2,046.75, 2,825.64 and 1,442.03 is: 1,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.75 : 2,825.64 = 1,442.03 : x
  2. Step 2: Convert to fraction form
    2,046.75/2,825.64 = 1,442.03/x
  3. Step 3: Cross multiply
    2,046.75x = 2,825.64 × 1,442.03
  4. Step 4: Simplify right side
    2,046.75x = 4,074,643.52
  5. Step 5: Solve for x
    x = 4,074,643.52/2,046.75
  6. Step 6: Final answer
    x = 1,990.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.