Home / 7,723.38-11,578.92-3,337.77

Finding the Fourth Proportional to 7,723.38, 11,578.92 and 3,337.77

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Solution

The fourth proportional to 7,723.38, 11,578.92 and 3,337.77 is: 5,004.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.38 : 11,578.92 = 3,337.77 : x
  2. Step 2: Convert to fraction form
    7,723.38/11,578.92 = 3,337.77/x
  3. Step 3: Cross multiply
    7,723.38x = 11,578.92 × 3,337.77
  4. Step 4: Simplify right side
    7,723.38x = 38,647,771.81
  5. Step 5: Solve for x
    x = 38,647,771.81/7,723.38
  6. Step 6: Final answer
    x = 5,004.00

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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.