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Finding the Fourth Proportional to 5,073.95, 7,609.68 and 1,375.94

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Solution

The fourth proportional to 5,073.95, 7,609.68 and 1,375.94 is: 2,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.95 : 7,609.68 = 1,375.94 : x
  2. Step 2: Convert to fraction form
    5,073.95/7,609.68 = 1,375.94/x
  3. Step 3: Cross multiply
    5,073.95x = 7,609.68 × 1,375.94
  4. Step 4: Simplify right side
    5,073.95x = 10,470,425.05
  5. Step 5: Solve for x
    x = 10,470,425.05/5,073.95
  6. Step 6: Final answer
    x = 2,063.57

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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.