Home / 10,183.23-15,270-3,946.16

Finding the Fourth Proportional to 10,183.23, 15,270 and 3,946.16

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Solution

The fourth proportional to 10,183.23, 15,270 and 3,946.16 is: 5,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.23 : 15,270 = 3,946.16 : x
  2. Step 2: Convert to fraction form
    10,183.23/15,270 = 3,946.16/x
  3. Step 3: Cross multiply
    10,183.23x = 15,270 × 3,946.16
  4. Step 4: Simplify right side
    10,183.23x = 60,257,786.85
  5. Step 5: Solve for x
    x = 60,257,786.85/10,183.23
  6. Step 6: Final answer
    x = 5,917.35

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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.