Home / 4,418.14-6,627.76-1,821.82

Finding the Fourth Proportional to 4,418.14, 6,627.76 and 1,821.82

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Solution

The fourth proportional to 4,418.14, 6,627.76 and 1,821.82 is: 2,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.14 : 6,627.76 = 1,821.82 : x
  2. Step 2: Convert to fraction form
    4,418.14/6,627.76 = 1,821.82/x
  3. Step 3: Cross multiply
    4,418.14x = 6,627.76 × 1,821.82
  4. Step 4: Simplify right side
    4,418.14x = 12,074,585.72
  5. Step 5: Solve for x
    x = 12,074,585.72/4,418.14
  6. Step 6: Final answer
    x = 2,732.96

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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.