Home / 3,790.08-5,674.50-2,862.72

Finding the Fourth Proportional to 3,790.08, 5,674.50 and 2,862.72

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Solution

The fourth proportional to 3,790.08, 5,674.50 and 2,862.72 is: 4,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.08 : 5,674.50 = 2,862.72 : x
  2. Step 2: Convert to fraction form
    3,790.08/5,674.50 = 2,862.72/x
  3. Step 3: Cross multiply
    3,790.08x = 5,674.50 × 2,862.72
  4. Step 4: Simplify right side
    3,790.08x = 16,244,504.64
  5. Step 5: Solve for x
    x = 16,244,504.64/3,790.08
  6. Step 6: Final answer
    x = 4,286.06

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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.