Home / 5,083.60-7,015.36-2,846

Finding the Fourth Proportional to 5,083.60, 7,015.36 and 2,846

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Solution

The fourth proportional to 5,083.60, 7,015.36 and 2,846 is: 3,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.60 : 7,015.36 = 2,846 : x
  2. Step 2: Convert to fraction form
    5,083.60/7,015.36 = 2,846/x
  3. Step 3: Cross multiply
    5,083.60x = 7,015.36 × 2,846
  4. Step 4: Simplify right side
    5,083.60x = 19,965,714.56
  5. Step 5: Solve for x
    x = 19,965,714.56/5,083.60
  6. Step 6: Final answer
    x = 3,927.48

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Why These Related Problems?

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