Home / 8,744.81-13,119.09-2,822.03

Finding the Fourth Proportional to 8,744.81, 13,119.09 and 2,822.03

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Solution

The fourth proportional to 8,744.81, 13,119.09 and 2,822.03 is: 4,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.81 : 13,119.09 = 2,822.03 : x
  2. Step 2: Convert to fraction form
    8,744.81/13,119.09 = 2,822.03/x
  3. Step 3: Cross multiply
    8,744.81x = 13,119.09 × 2,822.03
  4. Step 4: Simplify right side
    8,744.81x = 37,022,493.06
  5. Step 5: Solve for x
    x = 37,022,493.06/8,744.81
  6. Step 6: Final answer
    x = 4,233.65

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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.