Home / 10,234.25-14,120.82-5,757.11

Finding the Fourth Proportional to 10,234.25, 14,120.82 and 5,757.11

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Solution

The fourth proportional to 10,234.25, 14,120.82 and 5,757.11 is: 7,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.25 : 14,120.82 = 5,757.11 : x
  2. Step 2: Convert to fraction form
    10,234.25/14,120.82 = 5,757.11/x
  3. Step 3: Cross multiply
    10,234.25x = 14,120.82 × 5,757.11
  4. Step 4: Simplify right side
    10,234.25x = 81,295,114.03
  5. Step 5: Solve for x
    x = 81,295,114.03/10,234.25
  6. Step 6: Final answer
    x = 7,943.44

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1.5x scale

Why These Related Problems?

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