Home / 3,584.30-5,376.39-1,119.15

Finding the Fourth Proportional to 3,584.30, 5,376.39 and 1,119.15

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Solution

The fourth proportional to 3,584.30, 5,376.39 and 1,119.15 is: 1,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.30 : 5,376.39 = 1,119.15 : x
  2. Step 2: Convert to fraction form
    3,584.30/5,376.39 = 1,119.15/x
  3. Step 3: Cross multiply
    3,584.30x = 5,376.39 × 1,119.15
  4. Step 4: Simplify right side
    3,584.30x = 6,016,986.87
  5. Step 5: Solve for x
    x = 6,016,986.87/3,584.30
  6. Step 6: Final answer
    x = 1,678.71

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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.