Home / 11,708.98-17,564.61-3,388.81

Finding the Fourth Proportional to 11,708.98, 17,564.61 and 3,388.81

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Solution

The fourth proportional to 11,708.98, 17,564.61 and 3,388.81 is: 5,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.98 : 17,564.61 = 3,388.81 : x
  2. Step 2: Convert to fraction form
    11,708.98/17,564.61 = 3,388.81/x
  3. Step 3: Cross multiply
    11,708.98x = 17,564.61 × 3,388.81
  4. Step 4: Simplify right side
    11,708.98x = 59,523,126.01
  5. Step 5: Solve for x
    x = 59,523,126.01/11,708.98
  6. Step 6: Final answer
    x = 5,083.54

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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.