Home / 3,995.20-5,989.10-2,043.10

Finding the Fourth Proportional to 3,995.20, 5,989.10 and 2,043.10

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Solution

The fourth proportional to 3,995.20, 5,989.10 and 2,043.10 is: 3,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.20 : 5,989.10 = 2,043.10 : x
  2. Step 2: Convert to fraction form
    3,995.20/5,989.10 = 2,043.10/x
  3. Step 3: Cross multiply
    3,995.20x = 5,989.10 × 2,043.10
  4. Step 4: Simplify right side
    3,995.20x = 12,236,330.21
  5. Step 5: Solve for x
    x = 12,236,330.21/3,995.20
  6. Step 6: Final answer
    x = 3,062.76

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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.