Home / 3,605.32-5,405.64-1,414.27

Finding the Fourth Proportional to 3,605.32, 5,405.64 and 1,414.27

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Solution

The fourth proportional to 3,605.32, 5,405.64 and 1,414.27 is: 2,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.32 : 5,405.64 = 1,414.27 : x
  2. Step 2: Convert to fraction form
    3,605.32/5,405.64 = 1,414.27/x
  3. Step 3: Cross multiply
    3,605.32x = 5,405.64 × 1,414.27
  4. Step 4: Simplify right side
    3,605.32x = 7,645,034.48
  5. Step 5: Solve for x
    x = 7,645,034.48/3,605.32
  6. Step 6: Final answer
    x = 2,120.49

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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.