Home / 3,043.31-4,199.81-1,995.35

Finding the Fourth Proportional to 3,043.31, 4,199.81 and 1,995.35

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Solution

The fourth proportional to 3,043.31, 4,199.81 and 1,995.35 is: 2,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.31 : 4,199.81 = 1,995.35 : x
  2. Step 2: Convert to fraction form
    3,043.31/4,199.81 = 1,995.35/x
  3. Step 3: Cross multiply
    3,043.31x = 4,199.81 × 1,995.35
  4. Step 4: Simplify right side
    3,043.31x = 8,380,059.91
  5. Step 5: Solve for x
    x = 8,380,059.91/3,043.31
  6. Step 6: Final answer
    x = 2,753.61

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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.