Home / 7,446.73-11,153.09-3,553.87

Finding the Fourth Proportional to 7,446.73, 11,153.09 and 3,553.87

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Solution

The fourth proportional to 7,446.73, 11,153.09 and 3,553.87 is: 5,322.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.73 : 11,153.09 = 3,553.87 : x
  2. Step 2: Convert to fraction form
    7,446.73/11,153.09 = 3,553.87/x
  3. Step 3: Cross multiply
    7,446.73x = 11,153.09 × 3,553.87
  4. Step 4: Simplify right side
    7,446.73x = 39,636,628.13
  5. Step 5: Solve for x
    x = 39,636,628.13/7,446.73
  6. Step 6: Final answer
    x = 5,322.69

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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.