Home / 3,653.33-5,474.51-2,190.87

Finding the Fourth Proportional to 3,653.33, 5,474.51 and 2,190.87

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Solution

The fourth proportional to 3,653.33, 5,474.51 and 2,190.87 is: 3,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.33 : 5,474.51 = 2,190.87 : x
  2. Step 2: Convert to fraction form
    3,653.33/5,474.51 = 2,190.87/x
  3. Step 3: Cross multiply
    3,653.33x = 5,474.51 × 2,190.87
  4. Step 4: Simplify right side
    3,653.33x = 11,993,928.77
  5. Step 5: Solve for x
    x = 11,993,928.77/3,653.33
  6. Step 6: Final answer
    x = 3,283.02

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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.