Home / 2,380.70-3,568.35-1,079.44

Finding the Fourth Proportional to 2,380.70, 3,568.35 and 1,079.44

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Solution

The fourth proportional to 2,380.70, 3,568.35 and 1,079.44 is: 1,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.70 : 3,568.35 = 1,079.44 : x
  2. Step 2: Convert to fraction form
    2,380.70/3,568.35 = 1,079.44/x
  3. Step 3: Cross multiply
    2,380.70x = 3,568.35 × 1,079.44
  4. Step 4: Simplify right side
    2,380.70x = 3,851,819.72
  5. Step 5: Solve for x
    x = 3,851,819.72/2,380.70
  6. Step 6: Final answer
    x = 1,617.94

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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.