Home / 2,760.24-4,136.93-1,296.33

Finding the Fourth Proportional to 2,760.24, 4,136.93 and 1,296.33

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Solution

The fourth proportional to 2,760.24, 4,136.93 and 1,296.33 is: 1,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.24 : 4,136.93 = 1,296.33 : x
  2. Step 2: Convert to fraction form
    2,760.24/4,136.93 = 1,296.33/x
  3. Step 3: Cross multiply
    2,760.24x = 4,136.93 × 1,296.33
  4. Step 4: Simplify right side
    2,760.24x = 5,362,826.47
  5. Step 5: Solve for x
    x = 5,362,826.47/2,760.24
  6. Step 6: Final answer
    x = 1,942.88

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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.