Home / 1,845.87-2,761.97-1,479.55

Finding the Fourth Proportional to 1,845.87, 2,761.97 and 1,479.55

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Solution

The fourth proportional to 1,845.87, 2,761.97 and 1,479.55 is: 2,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.87 : 2,761.97 = 1,479.55 : x
  2. Step 2: Convert to fraction form
    1,845.87/2,761.97 = 1,479.55/x
  3. Step 3: Cross multiply
    1,845.87x = 2,761.97 × 1,479.55
  4. Step 4: Simplify right side
    1,845.87x = 4,086,458.41
  5. Step 5: Solve for x
    x = 4,086,458.41/1,845.87
  6. Step 6: Final answer
    x = 2,213.84

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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.