Home / 3,133.33-4,695.89-1,282.33

Finding the Fourth Proportional to 3,133.33, 4,695.89 and 1,282.33

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Solution

The fourth proportional to 3,133.33, 4,695.89 and 1,282.33 is: 1,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.33 : 4,695.89 = 1,282.33 : x
  2. Step 2: Convert to fraction form
    3,133.33/4,695.89 = 1,282.33/x
  3. Step 3: Cross multiply
    3,133.33x = 4,695.89 × 1,282.33
  4. Step 4: Simplify right side
    3,133.33x = 6,021,680.62
  5. Step 5: Solve for x
    x = 6,021,680.62/3,133.33
  6. Step 6: Final answer
    x = 1,921.82

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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.