Home / 3,012.75-4,519.82-1,626.08

Finding the Fourth Proportional to 3,012.75, 4,519.82 and 1,626.08

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Solution

The fourth proportional to 3,012.75, 4,519.82 and 1,626.08 is: 2,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.75 : 4,519.82 = 1,626.08 : x
  2. Step 2: Convert to fraction form
    3,012.75/4,519.82 = 1,626.08/x
  3. Step 3: Cross multiply
    3,012.75x = 4,519.82 × 1,626.08
  4. Step 4: Simplify right side
    3,012.75x = 7,349,570.37
  5. Step 5: Solve for x
    x = 7,349,570.37/3,012.75
  6. Step 6: Final answer
    x = 2,439.49

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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.