Home / 7,442.02-11,163.30-2,511.82

Finding the Fourth Proportional to 7,442.02, 11,163.30 and 2,511.82

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Solution

The fourth proportional to 7,442.02, 11,163.30 and 2,511.82 is: 3,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.02 : 11,163.30 = 2,511.82 : x
  2. Step 2: Convert to fraction form
    7,442.02/11,163.30 = 2,511.82/x
  3. Step 3: Cross multiply
    7,442.02x = 11,163.30 × 2,511.82
  4. Step 4: Simplify right side
    7,442.02x = 28,040,200.21
  5. Step 5: Solve for x
    x = 28,040,200.21/7,442.02
  6. Step 6: Final answer
    x = 3,767.82

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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.