Home / 5,758.28-8,633.72-2,755.08

Finding the Fourth Proportional to 5,758.28, 8,633.72 and 2,755.08

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Solution

The fourth proportional to 5,758.28, 8,633.72 and 2,755.08 is: 4,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.28 : 8,633.72 = 2,755.08 : x
  2. Step 2: Convert to fraction form
    5,758.28/8,633.72 = 2,755.08/x
  3. Step 3: Cross multiply
    5,758.28x = 8,633.72 × 2,755.08
  4. Step 4: Simplify right side
    5,758.28x = 23,786,589.30
  5. Step 5: Solve for x
    x = 23,786,589.30/5,758.28
  6. Step 6: Final answer
    x = 4,130.85

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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.