Home / 3,046.20-4,201.83-1,926.78

Finding the Fourth Proportional to 3,046.20, 4,201.83 and 1,926.78

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Solution

The fourth proportional to 3,046.20, 4,201.83 and 1,926.78 is: 2,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.20 : 4,201.83 = 1,926.78 : x
  2. Step 2: Convert to fraction form
    3,046.20/4,201.83 = 1,926.78/x
  3. Step 3: Cross multiply
    3,046.20x = 4,201.83 × 1,926.78
  4. Step 4: Simplify right side
    3,046.20x = 8,096,002.01
  5. Step 5: Solve for x
    x = 8,096,002.01/3,046.20
  6. Step 6: Final answer
    x = 2,657.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.