Home / 4,153.82-6,229.25-1,379.74

Finding the Fourth Proportional to 4,153.82, 6,229.25 and 1,379.74

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Solution

The fourth proportional to 4,153.82, 6,229.25 and 1,379.74 is: 2,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.82 : 6,229.25 = 1,379.74 : x
  2. Step 2: Convert to fraction form
    4,153.82/6,229.25 = 1,379.74/x
  3. Step 3: Cross multiply
    4,153.82x = 6,229.25 × 1,379.74
  4. Step 4: Simplify right side
    4,153.82x = 8,594,754.07
  5. Step 5: Solve for x
    x = 8,594,754.07/4,153.82
  6. Step 6: Final answer
    x = 2,069.12

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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.