Home / 4,143.24-6,201.90-2,190.60

Finding the Fourth Proportional to 4,143.24, 6,201.90 and 2,190.60

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Solution

The fourth proportional to 4,143.24, 6,201.90 and 2,190.60 is: 3,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.24 : 6,201.90 = 2,190.60 : x
  2. Step 2: Convert to fraction form
    4,143.24/6,201.90 = 2,190.60/x
  3. Step 3: Cross multiply
    4,143.24x = 6,201.90 × 2,190.60
  4. Step 4: Simplify right side
    4,143.24x = 13,585,882.14
  5. Step 5: Solve for x
    x = 13,585,882.14/4,143.24
  6. Step 6: Final answer
    x = 3,279.05

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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.