Home / 4,436.80-6,121.68-2,863

Finding the Fourth Proportional to 4,436.80, 6,121.68 and 2,863

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Solution

The fourth proportional to 4,436.80, 6,121.68 and 2,863 is: 3,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.80 : 6,121.68 = 2,863 : x
  2. Step 2: Convert to fraction form
    4,436.80/6,121.68 = 2,863/x
  3. Step 3: Cross multiply
    4,436.80x = 6,121.68 × 2,863
  4. Step 4: Simplify right side
    4,436.80x = 17,526,369.84
  5. Step 5: Solve for x
    x = 17,526,369.84/4,436.80
  6. Step 6: Final answer
    x = 3,950.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.