Home / 9,721.06-14,581.92-3,481.49

Finding the Fourth Proportional to 9,721.06, 14,581.92 and 3,481.49

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Solution

The fourth proportional to 9,721.06, 14,581.92 and 3,481.49 is: 5,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.06 : 14,581.92 = 3,481.49 : x
  2. Step 2: Convert to fraction form
    9,721.06/14,581.92 = 3,481.49/x
  3. Step 3: Cross multiply
    9,721.06x = 14,581.92 × 3,481.49
  4. Step 4: Simplify right side
    9,721.06x = 50,766,808.66
  5. Step 5: Solve for x
    x = 50,766,808.66/9,721.06
  6. Step 6: Final answer
    x = 5,222.35

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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.