Home / 3,096.38-4,639.91-1,862.43

Finding the Fourth Proportional to 3,096.38, 4,639.91 and 1,862.43

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Solution

The fourth proportional to 3,096.38, 4,639.91 and 1,862.43 is: 2,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.38 : 4,639.91 = 1,862.43 : x
  2. Step 2: Convert to fraction form
    3,096.38/4,639.91 = 1,862.43/x
  3. Step 3: Cross multiply
    3,096.38x = 4,639.91 × 1,862.43
  4. Step 4: Simplify right side
    3,096.38x = 8,641,498.27
  5. Step 5: Solve for x
    x = 8,641,498.27/3,096.38
  6. Step 6: Final answer
    x = 2,790.84

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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.