Home / 3,604.04-4,974.06-2,112.56

Finding the Fourth Proportional to 3,604.04, 4,974.06 and 2,112.56

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Solution

The fourth proportional to 3,604.04, 4,974.06 and 2,112.56 is: 2,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.04 : 4,974.06 = 2,112.56 : x
  2. Step 2: Convert to fraction form
    3,604.04/4,974.06 = 2,112.56/x
  3. Step 3: Cross multiply
    3,604.04x = 4,974.06 × 2,112.56
  4. Step 4: Simplify right side
    3,604.04x = 10,507,975.32
  5. Step 5: Solve for x
    x = 10,507,975.32/3,604.04
  6. Step 6: Final answer
    x = 2,915.61

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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.