Home / 2,986.03-4,467.78-2,682.88

Finding the Fourth Proportional to 2,986.03, 4,467.78 and 2,682.88

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Solution

The fourth proportional to 2,986.03, 4,467.78 and 2,682.88 is: 4,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.03 : 4,467.78 = 2,682.88 : x
  2. Step 2: Convert to fraction form
    2,986.03/4,467.78 = 2,682.88/x
  3. Step 3: Cross multiply
    2,986.03x = 4,467.78 × 2,682.88
  4. Step 4: Simplify right side
    2,986.03x = 11,986,517.61
  5. Step 5: Solve for x
    x = 11,986,517.61/2,986.03
  6. Step 6: Final answer
    x = 4,014.20

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1.5x scale

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.