Home / 3,096.70-4,639.72-1,923.82

Finding the Fourth Proportional to 3,096.70, 4,639.72 and 1,923.82

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Solution

The fourth proportional to 3,096.70, 4,639.72 and 1,923.82 is: 2,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.70 : 4,639.72 = 1,923.82 : x
  2. Step 2: Convert to fraction form
    3,096.70/4,639.72 = 1,923.82/x
  3. Step 3: Cross multiply
    3,096.70x = 4,639.72 × 1,923.82
  4. Step 4: Simplify right side
    3,096.70x = 8,925,986.13
  5. Step 5: Solve for x
    x = 8,925,986.13/3,096.70
  6. Step 6: Final answer
    x = 2,882.42

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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.