Home / 3,172.82-4,759.95-1,711.94

Finding the Fourth Proportional to 3,172.82, 4,759.95 and 1,711.94

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Solution

The fourth proportional to 3,172.82, 4,759.95 and 1,711.94 is: 2,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.82 : 4,759.95 = 1,711.94 : x
  2. Step 2: Convert to fraction form
    3,172.82/4,759.95 = 1,711.94/x
  3. Step 3: Cross multiply
    3,172.82x = 4,759.95 × 1,711.94
  4. Step 4: Simplify right side
    3,172.82x = 8,148,725.00
  5. Step 5: Solve for x
    x = 8,148,725.00/3,172.82
  6. Step 6: Final answer
    x = 2,568.30

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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.