Home / 3,161.96-4,741.02-1,794.92

Finding the Fourth Proportional to 3,161.96, 4,741.02 and 1,794.92

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Solution

The fourth proportional to 3,161.96, 4,741.02 and 1,794.92 is: 2,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.96 : 4,741.02 = 1,794.92 : x
  2. Step 2: Convert to fraction form
    3,161.96/4,741.02 = 1,794.92/x
  3. Step 3: Cross multiply
    3,161.96x = 4,741.02 × 1,794.92
  4. Step 4: Simplify right side
    3,161.96x = 8,509,751.62
  5. Step 5: Solve for x
    x = 8,509,751.62/3,161.96
  6. Step 6: Final answer
    x = 2,691.29

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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.