Home / 7,073.43-10,611.96-2,688.49

Finding the Fourth Proportional to 7,073.43, 10,611.96 and 2,688.49

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Solution

The fourth proportional to 7,073.43, 10,611.96 and 2,688.49 is: 4,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.43 : 10,611.96 = 2,688.49 : x
  2. Step 2: Convert to fraction form
    7,073.43/10,611.96 = 2,688.49/x
  3. Step 3: Cross multiply
    7,073.43x = 10,611.96 × 2,688.49
  4. Step 4: Simplify right side
    7,073.43x = 28,530,166.65
  5. Step 5: Solve for x
    x = 28,530,166.65/7,073.43
  6. Step 6: Final answer
    x = 4,033.43

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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.