Home / 7,217.67-10,826.49-3,322.11

Finding the Fourth Proportional to 7,217.67, 10,826.49 and 3,322.11

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Solution

The fourth proportional to 7,217.67, 10,826.49 and 3,322.11 is: 4,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.67 : 10,826.49 = 3,322.11 : x
  2. Step 2: Convert to fraction form
    7,217.67/10,826.49 = 3,322.11/x
  3. Step 3: Cross multiply
    7,217.67x = 10,826.49 × 3,322.11
  4. Step 4: Simplify right side
    7,217.67x = 35,966,843.75
  5. Step 5: Solve for x
    x = 35,966,843.75/7,217.67
  6. Step 6: Final answer
    x = 4,983.16

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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.