Home / 7,826.97-11,732.25-3,663.48

Finding the Fourth Proportional to 7,826.97, 11,732.25 and 3,663.48

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Solution

The fourth proportional to 7,826.97, 11,732.25 and 3,663.48 is: 5,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.97 : 11,732.25 = 3,663.48 : x
  2. Step 2: Convert to fraction form
    7,826.97/11,732.25 = 3,663.48/x
  3. Step 3: Cross multiply
    7,826.97x = 11,732.25 × 3,663.48
  4. Step 4: Simplify right side
    7,826.97x = 42,980,863.23
  5. Step 5: Solve for x
    x = 42,980,863.23/7,826.97
  6. Step 6: Final answer
    x = 5,491.38

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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.