Home / 3,827.12-5,739.46-1,486.96

Finding the Fourth Proportional to 3,827.12, 5,739.46 and 1,486.96

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Solution

The fourth proportional to 3,827.12, 5,739.46 and 1,486.96 is: 2,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.12 : 5,739.46 = 1,486.96 : x
  2. Step 2: Convert to fraction form
    3,827.12/5,739.46 = 1,486.96/x
  3. Step 3: Cross multiply
    3,827.12x = 5,739.46 × 1,486.96
  4. Step 4: Simplify right side
    3,827.12x = 8,534,329.38
  5. Step 5: Solve for x
    x = 8,534,329.38/3,827.12
  6. Step 6: Final answer
    x = 2,229.96

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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.