Home / 7,245.24-10,861.34-2,625

Finding the Fourth Proportional to 7,245.24, 10,861.34 and 2,625

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Solution

The fourth proportional to 7,245.24, 10,861.34 and 2,625 is: 3,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.24 : 10,861.34 = 2,625 : x
  2. Step 2: Convert to fraction form
    7,245.24/10,861.34 = 2,625/x
  3. Step 3: Cross multiply
    7,245.24x = 10,861.34 × 2,625
  4. Step 4: Simplify right side
    7,245.24x = 28,511,017.50
  5. Step 5: Solve for x
    x = 28,511,017.50/7,245.24
  6. Step 6: Final answer
    x = 3,935.14

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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.