Home / 4,361.80-6,015.99-2,789.05

Finding the Fourth Proportional to 4,361.80, 6,015.99 and 2,789.05

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Solution

The fourth proportional to 4,361.80, 6,015.99 and 2,789.05 is: 3,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.80 : 6,015.99 = 2,789.05 : x
  2. Step 2: Convert to fraction form
    4,361.80/6,015.99 = 2,789.05/x
  3. Step 3: Cross multiply
    4,361.80x = 6,015.99 × 2,789.05
  4. Step 4: Simplify right side
    4,361.80x = 16,778,896.91
  5. Step 5: Solve for x
    x = 16,778,896.91/4,361.80
  6. Step 6: Final answer
    x = 3,846.78

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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.