Home / 4,252.17-6,379.92-1,911.54

Finding the Fourth Proportional to 4,252.17, 6,379.92 and 1,911.54

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Solution

The fourth proportional to 4,252.17, 6,379.92 and 1,911.54 is: 2,868.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.17 : 6,379.92 = 1,911.54 : x
  2. Step 2: Convert to fraction form
    4,252.17/6,379.92 = 1,911.54/x
  3. Step 3: Cross multiply
    4,252.17x = 6,379.92 × 1,911.54
  4. Step 4: Simplify right side
    4,252.17x = 12,195,472.28
  5. Step 5: Solve for x
    x = 12,195,472.28/4,252.17
  6. Step 6: Final answer
    x = 2,868.06

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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.