Home / 3,928.48-5,890.84-1,846.73

Finding the Fourth Proportional to 3,928.48, 5,890.84 and 1,846.73

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Solution

The fourth proportional to 3,928.48, 5,890.84 and 1,846.73 is: 2,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.48 : 5,890.84 = 1,846.73 : x
  2. Step 2: Convert to fraction form
    3,928.48/5,890.84 = 1,846.73/x
  3. Step 3: Cross multiply
    3,928.48x = 5,890.84 × 1,846.73
  4. Step 4: Simplify right side
    3,928.48x = 10,878,811.45
  5. Step 5: Solve for x
    x = 10,878,811.45/3,928.48
  6. Step 6: Final answer
    x = 2,769.21

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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.