Home / 3,212.94-4,817.72-1,751.70

Finding the Fourth Proportional to 3,212.94, 4,817.72 and 1,751.70

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Solution

The fourth proportional to 3,212.94, 4,817.72 and 1,751.70 is: 2,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.94 : 4,817.72 = 1,751.70 : x
  2. Step 2: Convert to fraction form
    3,212.94/4,817.72 = 1,751.70/x
  3. Step 3: Cross multiply
    3,212.94x = 4,817.72 × 1,751.70
  4. Step 4: Simplify right side
    3,212.94x = 8,439,200.12
  5. Step 5: Solve for x
    x = 8,439,200.12/3,212.94
  6. Step 6: Final answer
    x = 2,626.63

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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.