Home / 11,608.20-17,418.69-6,343.02

Finding the Fourth Proportional to 11,608.20, 17,418.69 and 6,343.02

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Solution

The fourth proportional to 11,608.20, 17,418.69 and 6,343.02 is: 9,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.20 : 17,418.69 = 6,343.02 : x
  2. Step 2: Convert to fraction form
    11,608.20/17,418.69 = 6,343.02/x
  3. Step 3: Cross multiply
    11,608.20x = 17,418.69 × 6,343.02
  4. Step 4: Simplify right side
    11,608.20x = 110,487,099.04
  5. Step 5: Solve for x
    x = 110,487,099.04/11,608.20
  6. Step 6: Final answer
    x = 9,518.02

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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.