Home / 7,511.92-11,267.46-2,581.04

Finding the Fourth Proportional to 7,511.92, 11,267.46 and 2,581.04

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Solution

The fourth proportional to 7,511.92, 11,267.46 and 2,581.04 is: 3,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.92 : 11,267.46 = 2,581.04 : x
  2. Step 2: Convert to fraction form
    7,511.92/11,267.46 = 2,581.04/x
  3. Step 3: Cross multiply
    7,511.92x = 11,267.46 × 2,581.04
  4. Step 4: Simplify right side
    7,511.92x = 29,081,764.96
  5. Step 5: Solve for x
    x = 29,081,764.96/7,511.92
  6. Step 6: Final answer
    x = 3,871.42

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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.