Home / 10,222.10-14,105.85-6,242.37

Finding the Fourth Proportional to 10,222.10, 14,105.85 and 6,242.37

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Solution

The fourth proportional to 10,222.10, 14,105.85 and 6,242.37 is: 8,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.10 : 14,105.85 = 6,242.37 : x
  2. Step 2: Convert to fraction form
    10,222.10/14,105.85 = 6,242.37/x
  3. Step 3: Cross multiply
    10,222.10x = 14,105.85 × 6,242.37
  4. Step 4: Simplify right side
    10,222.10x = 88,053,858.56
  5. Step 5: Solve for x
    x = 88,053,858.56/10,222.10
  6. Step 6: Final answer
    x = 8,614.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.