Home / 10,819.29-16,232.28-4,582.09

Finding the Fourth Proportional to 10,819.29, 16,232.28 and 4,582.09

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Solution

The fourth proportional to 10,819.29, 16,232.28 and 4,582.09 is: 6,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.29 : 16,232.28 = 4,582.09 : x
  2. Step 2: Convert to fraction form
    10,819.29/16,232.28 = 4,582.09/x
  3. Step 3: Cross multiply
    10,819.29x = 16,232.28 × 4,582.09
  4. Step 4: Simplify right side
    10,819.29x = 74,377,767.87
  5. Step 5: Solve for x
    x = 74,377,767.87/10,819.29
  6. Step 6: Final answer
    x = 6,874.55

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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.