Home / 8,189.20-11,301-4,832.02

Finding the Fourth Proportional to 8,189.20, 11,301 and 4,832.02

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Solution

The fourth proportional to 8,189.20, 11,301 and 4,832.02 is: 6,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.20 : 11,301 = 4,832.02 : x
  2. Step 2: Convert to fraction form
    8,189.20/11,301 = 4,832.02/x
  3. Step 3: Cross multiply
    8,189.20x = 11,301 × 4,832.02
  4. Step 4: Simplify right side
    8,189.20x = 54,606,658.02
  5. Step 5: Solve for x
    x = 54,606,658.02/8,189.20
  6. Step 6: Final answer
    x = 6,668.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.