Home / 3,149.25-4,724.72-2,804.95

Finding the Fourth Proportional to 3,149.25, 4,724.72 and 2,804.95

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Solution

The fourth proportional to 3,149.25, 4,724.72 and 2,804.95 is: 4,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.25 : 4,724.72 = 2,804.95 : x
  2. Step 2: Convert to fraction form
    3,149.25/4,724.72 = 2,804.95/x
  3. Step 3: Cross multiply
    3,149.25x = 4,724.72 × 2,804.95
  4. Step 4: Simplify right side
    3,149.25x = 13,252,603.36
  5. Step 5: Solve for x
    x = 13,252,603.36/3,149.25
  6. Step 6: Final answer
    x = 4,208.18

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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.