Home / 7,623.38-11,435.67-2,429.25

Finding the Fourth Proportional to 7,623.38, 11,435.67 and 2,429.25

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Solution

The fourth proportional to 7,623.38, 11,435.67 and 2,429.25 is: 3,644.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.38 : 11,435.67 = 2,429.25 : x
  2. Step 2: Convert to fraction form
    7,623.38/11,435.67 = 2,429.25/x
  3. Step 3: Cross multiply
    7,623.38x = 11,435.67 × 2,429.25
  4. Step 4: Simplify right side
    7,623.38x = 27,780,101.35
  5. Step 5: Solve for x
    x = 27,780,101.35/7,623.38
  6. Step 6: Final answer
    x = 3,644.07

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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.