Home / 7,442.24-11,163.38-2,511.92

Finding the Fourth Proportional to 7,442.24, 11,163.38 and 2,511.92

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Solution

The fourth proportional to 7,442.24, 11,163.38 and 2,511.92 is: 3,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.24 : 11,163.38 = 2,511.92 : x
  2. Step 2: Convert to fraction form
    7,442.24/11,163.38 = 2,511.92/x
  3. Step 3: Cross multiply
    7,442.24x = 11,163.38 × 2,511.92
  4. Step 4: Simplify right side
    7,442.24x = 28,041,517.49
  5. Step 5: Solve for x
    x = 28,041,517.49/7,442.24
  6. Step 6: Final answer
    x = 3,767.89

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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.