Home / 3,118.82-4,676.83-1,143.02

Finding the Fourth Proportional to 3,118.82, 4,676.83 and 1,143.02

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Solution

The fourth proportional to 3,118.82, 4,676.83 and 1,143.02 is: 1,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.82 : 4,676.83 = 1,143.02 : x
  2. Step 2: Convert to fraction form
    3,118.82/4,676.83 = 1,143.02/x
  3. Step 3: Cross multiply
    3,118.82x = 4,676.83 × 1,143.02
  4. Step 4: Simplify right side
    3,118.82x = 5,345,710.23
  5. Step 5: Solve for x
    x = 5,345,710.23/3,118.82
  6. Step 6: Final answer
    x = 1,714.02

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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.