Home / 2,827.43-3,901.97-1,881.71

Finding the Fourth Proportional to 2,827.43, 3,901.97 and 1,881.71

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Solution

The fourth proportional to 2,827.43, 3,901.97 and 1,881.71 is: 2,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.43 : 3,901.97 = 1,881.71 : x
  2. Step 2: Convert to fraction form
    2,827.43/3,901.97 = 1,881.71/x
  3. Step 3: Cross multiply
    2,827.43x = 3,901.97 × 1,881.71
  4. Step 4: Simplify right side
    2,827.43x = 7,342,347.05
  5. Step 5: Solve for x
    x = 7,342,347.05/2,827.43
  6. Step 6: Final answer
    x = 2,596.83

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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.