Home / 3,006.43-4,511.09-1,252.78

Finding the Fourth Proportional to 3,006.43, 4,511.09 and 1,252.78

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Solution

The fourth proportional to 3,006.43, 4,511.09 and 1,252.78 is: 1,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.43 : 4,511.09 = 1,252.78 : x
  2. Step 2: Convert to fraction form
    3,006.43/4,511.09 = 1,252.78/x
  3. Step 3: Cross multiply
    3,006.43x = 4,511.09 × 1,252.78
  4. Step 4: Simplify right side
    3,006.43x = 5,651,395.18
  5. Step 5: Solve for x
    x = 5,651,395.18/3,006.43
  6. Step 6: Final answer
    x = 1,879.77

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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.