Home / 7,087.82-10,627.11-3,389.94

Finding the Fourth Proportional to 7,087.82, 10,627.11 and 3,389.94

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Solution

The fourth proportional to 7,087.82, 10,627.11 and 3,389.94 is: 5,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.82 : 10,627.11 = 3,389.94 : x
  2. Step 2: Convert to fraction form
    7,087.82/10,627.11 = 3,389.94/x
  3. Step 3: Cross multiply
    7,087.82x = 10,627.11 × 3,389.94
  4. Step 4: Simplify right side
    7,087.82x = 36,025,265.27
  5. Step 5: Solve for x
    x = 36,025,265.27/7,087.82
  6. Step 6: Final answer
    x = 5,082.70

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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.