Home / 3,613.52-5,408.40-2,743.04

Finding the Fourth Proportional to 3,613.52, 5,408.40 and 2,743.04

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Solution

The fourth proportional to 3,613.52, 5,408.40 and 2,743.04 is: 4,105.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.52 : 5,408.40 = 2,743.04 : x
  2. Step 2: Convert to fraction form
    3,613.52/5,408.40 = 2,743.04/x
  3. Step 3: Cross multiply
    3,613.52x = 5,408.40 × 2,743.04
  4. Step 4: Simplify right side
    3,613.52x = 14,835,457.54
  5. Step 5: Solve for x
    x = 14,835,457.54/3,613.52
  6. Step 6: Final answer
    x = 4,105.54

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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.