Home / 7,126.26-10,689.58-2,195.94

Finding the Fourth Proportional to 7,126.26, 10,689.58 and 2,195.94

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Solution

The fourth proportional to 7,126.26, 10,689.58 and 2,195.94 is: 3,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.26 : 10,689.58 = 2,195.94 : x
  2. Step 2: Convert to fraction form
    7,126.26/10,689.58 = 2,195.94/x
  3. Step 3: Cross multiply
    7,126.26x = 10,689.58 × 2,195.94
  4. Step 4: Simplify right side
    7,126.26x = 23,473,676.31
  5. Step 5: Solve for x
    x = 23,473,676.31/7,126.26
  6. Step 6: Final answer
    x = 3,293.97

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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.