Home / 4,228.94-5,828.92-3,179.18

Finding the Fourth Proportional to 4,228.94, 5,828.92 and 3,179.18

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Solution

The fourth proportional to 4,228.94, 5,828.92 and 3,179.18 is: 4,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.94 : 5,828.92 = 3,179.18 : x
  2. Step 2: Convert to fraction form
    4,228.94/5,828.92 = 3,179.18/x
  3. Step 3: Cross multiply
    4,228.94x = 5,828.92 × 3,179.18
  4. Step 4: Simplify right side
    4,228.94x = 18,531,185.89
  5. Step 5: Solve for x
    x = 18,531,185.89/4,228.94
  6. Step 6: Final answer
    x = 4,381.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.