Home / 2,673.33-4,008.98-1,286.28

Finding the Fourth Proportional to 2,673.33, 4,008.98 and 1,286.28

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Solution

The fourth proportional to 2,673.33, 4,008.98 and 1,286.28 is: 1,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.33 : 4,008.98 = 1,286.28 : x
  2. Step 2: Convert to fraction form
    2,673.33/4,008.98 = 1,286.28/x
  3. Step 3: Cross multiply
    2,673.33x = 4,008.98 × 1,286.28
  4. Step 4: Simplify right side
    2,673.33x = 5,156,664.36
  5. Step 5: Solve for x
    x = 5,156,664.36/2,673.33
  6. Step 6: Final answer
    x = 1,928.93

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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.