Home / 3,308.36-4,961.44-1,116.76

Finding the Fourth Proportional to 3,308.36, 4,961.44 and 1,116.76

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Solution

The fourth proportional to 3,308.36, 4,961.44 and 1,116.76 is: 1,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.36 : 4,961.44 = 1,116.76 : x
  2. Step 2: Convert to fraction form
    3,308.36/4,961.44 = 1,116.76/x
  3. Step 3: Cross multiply
    3,308.36x = 4,961.44 × 1,116.76
  4. Step 4: Simplify right side
    3,308.36x = 5,540,737.73
  5. Step 5: Solve for x
    x = 5,540,737.73/3,308.36
  6. Step 6: Final answer
    x = 1,674.77

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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.