Home / 6,750.46-10,126.82-2,070.32

Finding the Fourth Proportional to 6,750.46, 10,126.82 and 2,070.32

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Solution

The fourth proportional to 6,750.46, 10,126.82 and 2,070.32 is: 3,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.46 : 10,126.82 = 2,070.32 : x
  2. Step 2: Convert to fraction form
    6,750.46/10,126.82 = 2,070.32/x
  3. Step 3: Cross multiply
    6,750.46x = 10,126.82 × 2,070.32
  4. Step 4: Simplify right side
    6,750.46x = 20,965,757.98
  5. Step 5: Solve for x
    x = 20,965,757.98/6,750.46
  6. Step 6: Final answer
    x = 3,105.83

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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.