Home / 3,605.18-5,409.66-1,414.56

Finding the Fourth Proportional to 3,605.18, 5,409.66 and 1,414.56

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Solution

The fourth proportional to 3,605.18, 5,409.66 and 1,414.56 is: 2,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.18 : 5,409.66 = 1,414.56 : x
  2. Step 2: Convert to fraction form
    3,605.18/5,409.66 = 1,414.56/x
  3. Step 3: Cross multiply
    3,605.18x = 5,409.66 × 1,414.56
  4. Step 4: Simplify right side
    3,605.18x = 7,652,288.65
  5. Step 5: Solve for x
    x = 7,652,288.65/3,605.18
  6. Step 6: Final answer
    x = 2,122.58

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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.