Home / 2,858.36-4,279.61-1,468.68

Finding the Fourth Proportional to 2,858.36, 4,279.61 and 1,468.68

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Solution

The fourth proportional to 2,858.36, 4,279.61 and 1,468.68 is: 2,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.36 : 4,279.61 = 1,468.68 : x
  2. Step 2: Convert to fraction form
    2,858.36/4,279.61 = 1,468.68/x
  3. Step 3: Cross multiply
    2,858.36x = 4,279.61 × 1,468.68
  4. Step 4: Simplify right side
    2,858.36x = 6,285,370.27
  5. Step 5: Solve for x
    x = 6,285,370.27/2,858.36
  6. Step 6: Final answer
    x = 2,198.95

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Why These Related Problems?

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