Home / 2,731.44-4,093.92-1,432.24

Finding the Fourth Proportional to 2,731.44, 4,093.92 and 1,432.24

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Solution

The fourth proportional to 2,731.44, 4,093.92 and 1,432.24 is: 2,146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.44 : 4,093.92 = 1,432.24 : x
  2. Step 2: Convert to fraction form
    2,731.44/4,093.92 = 1,432.24/x
  3. Step 3: Cross multiply
    2,731.44x = 4,093.92 × 1,432.24
  4. Step 4: Simplify right side
    2,731.44x = 5,863,475.98
  5. Step 5: Solve for x
    x = 5,863,475.98/2,731.44
  6. Step 6: Final answer
    x = 2,146.66

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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.