Home / 3,308.36-4,964.93-1,228.66

Finding the Fourth Proportional to 3,308.36, 4,964.93 and 1,228.66

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Solution

The fourth proportional to 3,308.36, 4,964.93 and 1,228.66 is: 1,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.36 : 4,964.93 = 1,228.66 : x
  2. Step 2: Convert to fraction form
    3,308.36/4,964.93 = 1,228.66/x
  3. Step 3: Cross multiply
    3,308.36x = 4,964.93 × 1,228.66
  4. Step 4: Simplify right side
    3,308.36x = 6,100,210.89
  5. Step 5: Solve for x
    x = 6,100,210.89/3,308.36
  6. Step 6: Final answer
    x = 1,843.88

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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.