Home / 3,403.55-5,101.38-2,290.61

Finding the Fourth Proportional to 3,403.55, 5,101.38 and 2,290.61

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Solution

The fourth proportional to 3,403.55, 5,101.38 and 2,290.61 is: 3,433.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.55 : 5,101.38 = 2,290.61 : x
  2. Step 2: Convert to fraction form
    3,403.55/5,101.38 = 2,290.61/x
  3. Step 3: Cross multiply
    3,403.55x = 5,101.38 × 2,290.61
  4. Step 4: Simplify right side
    3,403.55x = 11,685,284.80
  5. Step 5: Solve for x
    x = 11,685,284.80/3,403.55
  6. Step 6: Final answer
    x = 3,433.26

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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.