Home / 4,894.59-7,344.58-2,121.29

Finding the Fourth Proportional to 4,894.59, 7,344.58 and 2,121.29

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Solution

The fourth proportional to 4,894.59, 7,344.58 and 2,121.29 is: 3,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.59 : 7,344.58 = 2,121.29 : x
  2. Step 2: Convert to fraction form
    4,894.59/7,344.58 = 2,121.29/x
  3. Step 3: Cross multiply
    4,894.59x = 7,344.58 × 2,121.29
  4. Step 4: Simplify right side
    4,894.59x = 15,579,942.08
  5. Step 5: Solve for x
    x = 15,579,942.08/4,894.59
  6. Step 6: Final answer
    x = 3,183.09

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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.