Home / 7,898.43-11,839.32-2,632.04

Finding the Fourth Proportional to 7,898.43, 11,839.32 and 2,632.04

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Solution

The fourth proportional to 7,898.43, 11,839.32 and 2,632.04 is: 3,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.43 : 11,839.32 = 2,632.04 : x
  2. Step 2: Convert to fraction form
    7,898.43/11,839.32 = 2,632.04/x
  3. Step 3: Cross multiply
    7,898.43x = 11,839.32 × 2,632.04
  4. Step 4: Simplify right side
    7,898.43x = 31,161,504.62
  5. Step 5: Solve for x
    x = 31,161,504.62/7,898.43
  6. Step 6: Final answer
    x = 3,945.28

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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.