Home / 7,723.05-11,583.73-2,176.57

Finding the Fourth Proportional to 7,723.05, 11,583.73 and 2,176.57

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Solution

The fourth proportional to 7,723.05, 11,583.73 and 2,176.57 is: 3,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.05 : 11,583.73 = 2,176.57 : x
  2. Step 2: Convert to fraction form
    7,723.05/11,583.73 = 2,176.57/x
  3. Step 3: Cross multiply
    7,723.05x = 11,583.73 × 2,176.57
  4. Step 4: Simplify right side
    7,723.05x = 25,212,799.21
  5. Step 5: Solve for x
    x = 25,212,799.21/7,723.05
  6. Step 6: Final answer
    x = 3,264.62

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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.