Home / 3,035.41-4,177.99-2,149.68

Finding the Fourth Proportional to 3,035.41, 4,177.99 and 2,149.68

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Solution

The fourth proportional to 3,035.41, 4,177.99 and 2,149.68 is: 2,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.41 : 4,177.99 = 2,149.68 : x
  2. Step 2: Convert to fraction form
    3,035.41/4,177.99 = 2,149.68/x
  3. Step 3: Cross multiply
    3,035.41x = 4,177.99 × 2,149.68
  4. Step 4: Simplify right side
    3,035.41x = 8,981,341.54
  5. Step 5: Solve for x
    x = 8,981,341.54/3,035.41
  6. Step 6: Final answer
    x = 2,958.86

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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.