Home / 3,629.72-5,011.08-2,633.96

Finding the Fourth Proportional to 3,629.72, 5,011.08 and 2,633.96

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Solution

The fourth proportional to 3,629.72, 5,011.08 and 2,633.96 is: 3,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.72 : 5,011.08 = 2,633.96 : x
  2. Step 2: Convert to fraction form
    3,629.72/5,011.08 = 2,633.96/x
  3. Step 3: Cross multiply
    3,629.72x = 5,011.08 × 2,633.96
  4. Step 4: Simplify right side
    3,629.72x = 13,198,984.28
  5. Step 5: Solve for x
    x = 13,198,984.28/3,629.72
  6. Step 6: Final answer
    x = 3,636.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.