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Finding the Fourth Proportional to 7,073.84, 10,609.11 and 2,633.59

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Solution

The fourth proportional to 7,073.84, 10,609.11 and 2,633.59 is: 3,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.84 : 10,609.11 = 2,633.59 : x
  2. Step 2: Convert to fraction form
    7,073.84/10,609.11 = 2,633.59/x
  3. Step 3: Cross multiply
    7,073.84x = 10,609.11 × 2,633.59
  4. Step 4: Simplify right side
    7,073.84x = 27,940,089.10
  5. Step 5: Solve for x
    x = 27,940,089.10/7,073.84
  6. Step 6: Final answer
    x = 3,949.78

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1.5x scale

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.