Home / 10,183.02-15,279.33-3,164.13

Finding the Fourth Proportional to 10,183.02, 15,279.33 and 3,164.13

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Solution

The fourth proportional to 10,183.02, 15,279.33 and 3,164.13 is: 4,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.02 : 15,279.33 = 3,164.13 : x
  2. Step 2: Convert to fraction form
    10,183.02/15,279.33 = 3,164.13/x
  3. Step 3: Cross multiply
    10,183.02x = 15,279.33 × 3,164.13
  4. Step 4: Simplify right side
    10,183.02x = 48,345,786.43
  5. Step 5: Solve for x
    x = 48,345,786.43/10,183.02
  6. Step 6: Final answer
    x = 4,747.69

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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.