Home / 12,601.63-18,905.27-3,837.23

Finding the Fourth Proportional to 12,601.63, 18,905.27 and 3,837.23

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Solution

The fourth proportional to 12,601.63, 18,905.27 and 3,837.23 is: 5,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.63 : 18,905.27 = 3,837.23 : x
  2. Step 2: Convert to fraction form
    12,601.63/18,905.27 = 3,837.23/x
  3. Step 3: Cross multiply
    12,601.63x = 18,905.27 × 3,837.23
  4. Step 4: Simplify right side
    12,601.63x = 72,543,850.02
  5. Step 5: Solve for x
    x = 72,543,850.02/12,601.63
  6. Step 6: Final answer
    x = 5,756.71

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1.5x scale

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.