Home / 2,449.53-3,380.24-1,330.44

Finding the Fourth Proportional to 2,449.53, 3,380.24 and 1,330.44

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Solution

The fourth proportional to 2,449.53, 3,380.24 and 1,330.44 is: 1,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.53 : 3,380.24 = 1,330.44 : x
  2. Step 2: Convert to fraction form
    2,449.53/3,380.24 = 1,330.44/x
  3. Step 3: Cross multiply
    2,449.53x = 3,380.24 × 1,330.44
  4. Step 4: Simplify right side
    2,449.53x = 4,497,189.60
  5. Step 5: Solve for x
    x = 4,497,189.60/2,449.53
  6. Step 6: Final answer
    x = 1,835.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.