Home / 3,308.92-4,961.66-1,116.84

Finding the Fourth Proportional to 3,308.92, 4,961.66 and 1,116.84

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Solution

The fourth proportional to 3,308.92, 4,961.66 and 1,116.84 is: 1,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.92 : 4,961.66 = 1,116.84 : x
  2. Step 2: Convert to fraction form
    3,308.92/4,961.66 = 1,116.84/x
  3. Step 3: Cross multiply
    3,308.92x = 4,961.66 × 1,116.84
  4. Step 4: Simplify right side
    3,308.92x = 5,541,380.35
  5. Step 5: Solve for x
    x = 5,541,380.35/3,308.92
  6. Step 6: Final answer
    x = 1,674.68

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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.