Home / 10,716.03-16,072.90-2,819.34

Finding the Fourth Proportional to 10,716.03, 16,072.90 and 2,819.34

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Solution

The fourth proportional to 10,716.03, 16,072.90 and 2,819.34 is: 4,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.03 : 16,072.90 = 2,819.34 : x
  2. Step 2: Convert to fraction form
    10,716.03/16,072.90 = 2,819.34/x
  3. Step 3: Cross multiply
    10,716.03x = 16,072.90 × 2,819.34
  4. Step 4: Simplify right side
    10,716.03x = 45,314,962.84
  5. Step 5: Solve for x
    x = 45,314,962.84/10,716.03
  6. Step 6: Final answer
    x = 4,228.71

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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.