Home / 2,974.94-4,460.58-1,415.42

Finding the Fourth Proportional to 2,974.94, 4,460.58 and 1,415.42

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Solution

The fourth proportional to 2,974.94, 4,460.58 and 1,415.42 is: 2,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.94 : 4,460.58 = 1,415.42 : x
  2. Step 2: Convert to fraction form
    2,974.94/4,460.58 = 1,415.42/x
  3. Step 3: Cross multiply
    2,974.94x = 4,460.58 × 1,415.42
  4. Step 4: Simplify right side
    2,974.94x = 6,313,571.84
  5. Step 5: Solve for x
    x = 6,313,571.84/2,974.94
  6. Step 6: Final answer
    x = 2,122.26

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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.