Home / 4,253.16-6,379.74-2,791.97

Finding the Fourth Proportional to 4,253.16, 6,379.74 and 2,791.97

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Solution

The fourth proportional to 4,253.16, 6,379.74 and 2,791.97 is: 4,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.16 : 6,379.74 = 2,791.97 : x
  2. Step 2: Convert to fraction form
    4,253.16/6,379.74 = 2,791.97/x
  3. Step 3: Cross multiply
    4,253.16x = 6,379.74 × 2,791.97
  4. Step 4: Simplify right side
    4,253.16x = 17,812,042.69
  5. Step 5: Solve for x
    x = 17,812,042.69/4,253.16
  6. Step 6: Final answer
    x = 4,187.96

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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.