Home / 7,442.27-11,163.86-2,377.54

Finding the Fourth Proportional to 7,442.27, 11,163.86 and 2,377.54

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Solution

The fourth proportional to 7,442.27, 11,163.86 and 2,377.54 is: 3,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.27 : 11,163.86 = 2,377.54 : x
  2. Step 2: Convert to fraction form
    7,442.27/11,163.86 = 2,377.54/x
  3. Step 3: Cross multiply
    7,442.27x = 11,163.86 × 2,377.54
  4. Step 4: Simplify right side
    7,442.27x = 26,542,483.91
  5. Step 5: Solve for x
    x = 26,542,483.91/7,442.27
  6. Step 6: Final answer
    x = 3,566.45

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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.