Home / 3,623.46-5,000.27-2,131.03

Finding the Fourth Proportional to 3,623.46, 5,000.27 and 2,131.03

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Solution

The fourth proportional to 3,623.46, 5,000.27 and 2,131.03 is: 2,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.46 : 5,000.27 = 2,131.03 : x
  2. Step 2: Convert to fraction form
    3,623.46/5,000.27 = 2,131.03/x
  3. Step 3: Cross multiply
    3,623.46x = 5,000.27 × 2,131.03
  4. Step 4: Simplify right side
    3,623.46x = 10,655,725.38
  5. Step 5: Solve for x
    x = 10,655,725.38/3,623.46
  6. Step 6: Final answer
    x = 2,940.76

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1.5x scale

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.