Home / 2,759.44-4,137.36-1,933.12

Finding the Fourth Proportional to 2,759.44, 4,137.36 and 1,933.12

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Solution

The fourth proportional to 2,759.44, 4,137.36 and 1,933.12 is: 2,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.44 : 4,137.36 = 1,933.12 : x
  2. Step 2: Convert to fraction form
    2,759.44/4,137.36 = 1,933.12/x
  3. Step 3: Cross multiply
    2,759.44x = 4,137.36 × 1,933.12
  4. Step 4: Simplify right side
    2,759.44x = 7,998,013.36
  5. Step 5: Solve for x
    x = 7,998,013.36/2,759.44
  6. Step 6: Final answer
    x = 2,898.42

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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.