Home / 4,084.62-6,123.28-1,890.33

Finding the Fourth Proportional to 4,084.62, 6,123.28 and 1,890.33

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Solution

The fourth proportional to 4,084.62, 6,123.28 and 1,890.33 is: 2,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.62 : 6,123.28 = 1,890.33 : x
  2. Step 2: Convert to fraction form
    4,084.62/6,123.28 = 1,890.33/x
  3. Step 3: Cross multiply
    4,084.62x = 6,123.28 × 1,890.33
  4. Step 4: Simplify right side
    4,084.62x = 11,575,019.88
  5. Step 5: Solve for x
    x = 11,575,019.88/4,084.62
  6. Step 6: Final answer
    x = 2,833.81

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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.