Home / 3,040.85-4,558.26-1,286.33

Finding the Fourth Proportional to 3,040.85, 4,558.26 and 1,286.33

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Solution

The fourth proportional to 3,040.85, 4,558.26 and 1,286.33 is: 1,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.85 : 4,558.26 = 1,286.33 : x
  2. Step 2: Convert to fraction form
    3,040.85/4,558.26 = 1,286.33/x
  3. Step 3: Cross multiply
    3,040.85x = 4,558.26 × 1,286.33
  4. Step 4: Simplify right side
    3,040.85x = 5,863,426.59
  5. Step 5: Solve for x
    x = 5,863,426.59/3,040.85
  6. Step 6: Final answer
    x = 1,928.22

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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.