Home / 10,873.78-16,310.26-3,082.39

Finding the Fourth Proportional to 10,873.78, 16,310.26 and 3,082.39

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Solution

The fourth proportional to 10,873.78, 16,310.26 and 3,082.39 is: 4,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.78 : 16,310.26 = 3,082.39 : x
  2. Step 2: Convert to fraction form
    10,873.78/16,310.26 = 3,082.39/x
  3. Step 3: Cross multiply
    10,873.78x = 16,310.26 × 3,082.39
  4. Step 4: Simplify right side
    10,873.78x = 50,274,582.32
  5. Step 5: Solve for x
    x = 50,274,582.32/10,873.78
  6. Step 6: Final answer
    x = 4,623.47

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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.