Home / 2,984.07-4,474.82-1,227.86

Finding the Fourth Proportional to 2,984.07, 4,474.82 and 1,227.86

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Solution

The fourth proportional to 2,984.07, 4,474.82 and 1,227.86 is: 1,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.07 : 4,474.82 = 1,227.86 : x
  2. Step 2: Convert to fraction form
    2,984.07/4,474.82 = 1,227.86/x
  3. Step 3: Cross multiply
    2,984.07x = 4,474.82 × 1,227.86
  4. Step 4: Simplify right side
    2,984.07x = 5,494,423.97
  5. Step 5: Solve for x
    x = 5,494,423.97/2,984.07
  6. Step 6: Final answer
    x = 1,841.25

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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.