Home / 2,757.06-4,133.76-1,936.32

Finding the Fourth Proportional to 2,757.06, 4,133.76 and 1,936.32

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Solution

The fourth proportional to 2,757.06, 4,133.76 and 1,936.32 is: 2,903.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.06 : 4,133.76 = 1,936.32 : x
  2. Step 2: Convert to fraction form
    2,757.06/4,133.76 = 1,936.32/x
  3. Step 3: Cross multiply
    2,757.06x = 4,133.76 × 1,936.32
  4. Step 4: Simplify right side
    2,757.06x = 8,004,282.16
  5. Step 5: Solve for x
    x = 8,004,282.16/2,757.06
  6. Step 6: Final answer
    x = 2,903.19

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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.