Home / 10,814.77-16,222.06-3,419.24

Finding the Fourth Proportional to 10,814.77, 16,222.06 and 3,419.24

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Solution

The fourth proportional to 10,814.77, 16,222.06 and 3,419.24 is: 5,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.77 : 16,222.06 = 3,419.24 : x
  2. Step 2: Convert to fraction form
    10,814.77/16,222.06 = 3,419.24/x
  3. Step 3: Cross multiply
    10,814.77x = 16,222.06 × 3,419.24
  4. Step 4: Simplify right side
    10,814.77x = 55,467,039.60
  5. Step 5: Solve for x
    x = 55,467,039.60/10,814.77
  6. Step 6: Final answer
    x = 5,128.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.