Home / 4,132.85-6,199.61-1,940.38

Finding the Fourth Proportional to 4,132.85, 6,199.61 and 1,940.38

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Solution

The fourth proportional to 4,132.85, 6,199.61 and 1,940.38 is: 2,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.85 : 6,199.61 = 1,940.38 : x
  2. Step 2: Convert to fraction form
    4,132.85/6,199.61 = 1,940.38/x
  3. Step 3: Cross multiply
    4,132.85x = 6,199.61 × 1,940.38
  4. Step 4: Simplify right side
    4,132.85x = 12,029,574.05
  5. Step 5: Solve for x
    x = 12,029,574.05/4,132.85
  6. Step 6: Final answer
    x = 2,910.72

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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.