Home / 2,254.80-3,380.58-1,522.56

Finding the Fourth Proportional to 2,254.80, 3,380.58 and 1,522.56

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Solution

The fourth proportional to 2,254.80, 3,380.58 and 1,522.56 is: 2,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.80 : 3,380.58 = 1,522.56 : x
  2. Step 2: Convert to fraction form
    2,254.80/3,380.58 = 1,522.56/x
  3. Step 3: Cross multiply
    2,254.80x = 3,380.58 × 1,522.56
  4. Step 4: Simplify right side
    2,254.80x = 5,147,135.88
  5. Step 5: Solve for x
    x = 5,147,135.88/2,254.80
  6. Step 6: Final answer
    x = 2,282.75

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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.