Home / 3,081.49-4,619.48-1,133.24

Finding the Fourth Proportional to 3,081.49, 4,619.48 and 1,133.24

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Solution

The fourth proportional to 3,081.49, 4,619.48 and 1,133.24 is: 1,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.49 : 4,619.48 = 1,133.24 : x
  2. Step 2: Convert to fraction form
    3,081.49/4,619.48 = 1,133.24/x
  3. Step 3: Cross multiply
    3,081.49x = 4,619.48 × 1,133.24
  4. Step 4: Simplify right side
    3,081.49x = 5,234,950.75
  5. Step 5: Solve for x
    x = 5,234,950.75/3,081.49
  6. Step 6: Final answer
    x = 1,698.84

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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.