Home / 2,141.16-3,205.66-1,731.88

Finding the Fourth Proportional to 2,141.16, 3,205.66 and 1,731.88

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Solution

The fourth proportional to 2,141.16, 3,205.66 and 1,731.88 is: 2,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141.16 : 3,205.66 = 1,731.88 : x
  2. Step 2: Convert to fraction form
    2,141.16/3,205.66 = 1,731.88/x
  3. Step 3: Cross multiply
    2,141.16x = 3,205.66 × 1,731.88
  4. Step 4: Simplify right side
    2,141.16x = 5,551,818.44
  5. Step 5: Solve for x
    x = 5,551,818.44/2,141.16
  6. Step 6: Final answer
    x = 2,592.90

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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.