Home / 2,731.10-4,097.39-1,251.27

Finding the Fourth Proportional to 2,731.10, 4,097.39 and 1,251.27

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Solution

The fourth proportional to 2,731.10, 4,097.39 and 1,251.27 is: 1,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.10 : 4,097.39 = 1,251.27 : x
  2. Step 2: Convert to fraction form
    2,731.10/4,097.39 = 1,251.27/x
  3. Step 3: Cross multiply
    2,731.10x = 4,097.39 × 1,251.27
  4. Step 4: Simplify right side
    2,731.10x = 5,126,934.93
  5. Step 5: Solve for x
    x = 5,126,934.93/2,731.10
  6. Step 6: Final answer
    x = 1,877.25

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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.