Home / 5,105.62-7,651.34-2,325.50

Finding the Fourth Proportional to 5,105.62, 7,651.34 and 2,325.50

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Solution

The fourth proportional to 5,105.62, 7,651.34 and 2,325.50 is: 3,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.62 : 7,651.34 = 2,325.50 : x
  2. Step 2: Convert to fraction form
    5,105.62/7,651.34 = 2,325.50/x
  3. Step 3: Cross multiply
    5,105.62x = 7,651.34 × 2,325.50
  4. Step 4: Simplify right side
    5,105.62x = 17,793,191.17
  5. Step 5: Solve for x
    x = 17,793,191.17/5,105.62
  6. Step 6: Final answer
    x = 3,485.02

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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.