Home / 3,827.66-5,741.69-3,620.30

Finding the Fourth Proportional to 3,827.66, 5,741.69 and 3,620.30

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Solution

The fourth proportional to 3,827.66, 5,741.69 and 3,620.30 is: 5,430.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.66 : 5,741.69 = 3,620.30 : x
  2. Step 2: Convert to fraction form
    3,827.66/5,741.69 = 3,620.30/x
  3. Step 3: Cross multiply
    3,827.66x = 5,741.69 × 3,620.30
  4. Step 4: Simplify right side
    3,827.66x = 20,786,593.50
  5. Step 5: Solve for x
    x = 20,786,593.50/3,827.66
  6. Step 6: Final answer
    x = 5,430.63

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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.