Home / 2,579.98-3,569.75-2,249.10

Finding the Fourth Proportional to 2,579.98, 3,569.75 and 2,249.10

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Solution

The fourth proportional to 2,579.98, 3,569.75 and 2,249.10 is: 3,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.98 : 3,569.75 = 2,249.10 : x
  2. Step 2: Convert to fraction form
    2,579.98/3,569.75 = 2,249.10/x
  3. Step 3: Cross multiply
    2,579.98x = 3,569.75 × 2,249.10
  4. Step 4: Simplify right side
    2,579.98x = 8,028,724.73
  5. Step 5: Solve for x
    x = 8,028,724.73/2,579.98
  6. Step 6: Final answer
    x = 3,111.93

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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.