Home / 3,179.46-4,767.84-1,718.22

Finding the Fourth Proportional to 3,179.46, 4,767.84 and 1,718.22

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Solution

The fourth proportional to 3,179.46, 4,767.84 and 1,718.22 is: 2,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.46 : 4,767.84 = 1,718.22 : x
  2. Step 2: Convert to fraction form
    3,179.46/4,767.84 = 1,718.22/x
  3. Step 3: Cross multiply
    3,179.46x = 4,767.84 × 1,718.22
  4. Step 4: Simplify right side
    3,179.46x = 8,192,198.04
  5. Step 5: Solve for x
    x = 8,192,198.04/3,179.46
  6. Step 6: Final answer
    x = 2,576.60

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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.