Home / 10,183.06-15,276.97-3,162.71

Finding the Fourth Proportional to 10,183.06, 15,276.97 and 3,162.71

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Solution

The fourth proportional to 10,183.06, 15,276.97 and 3,162.71 is: 4,744.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.06 : 15,276.97 = 3,162.71 : x
  2. Step 2: Convert to fraction form
    10,183.06/15,276.97 = 3,162.71/x
  3. Step 3: Cross multiply
    10,183.06x = 15,276.97 × 3,162.71
  4. Step 4: Simplify right side
    10,183.06x = 48,316,667.93
  5. Step 5: Solve for x
    x = 48,316,667.93/10,183.06
  6. Step 6: Final answer
    x = 4,744.81

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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.