Home / 3,012.33-4,519.87-1,782.15

Finding the Fourth Proportional to 3,012.33, 4,519.87 and 1,782.15

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Solution

The fourth proportional to 3,012.33, 4,519.87 and 1,782.15 is: 2,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.33 : 4,519.87 = 1,782.15 : x
  2. Step 2: Convert to fraction form
    3,012.33/4,519.87 = 1,782.15/x
  3. Step 3: Cross multiply
    3,012.33x = 4,519.87 × 1,782.15
  4. Step 4: Simplify right side
    3,012.33x = 8,055,086.32
  5. Step 5: Solve for x
    x = 8,055,086.32/3,012.33
  6. Step 6: Final answer
    x = 2,674.04

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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.