Home / 3,713.57-5,119.30-2,827.83

Finding the Fourth Proportional to 3,713.57, 5,119.30 and 2,827.83

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Solution

The fourth proportional to 3,713.57, 5,119.30 and 2,827.83 is: 3,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.57 : 5,119.30 = 2,827.83 : x
  2. Step 2: Convert to fraction form
    3,713.57/5,119.30 = 2,827.83/x
  3. Step 3: Cross multiply
    3,713.57x = 5,119.30 × 2,827.83
  4. Step 4: Simplify right side
    3,713.57x = 14,476,510.12
  5. Step 5: Solve for x
    x = 14,476,510.12/3,713.57
  6. Step 6: Final answer
    x = 3,898.27

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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.