Home / 7,453.79-11,163.17-4,377.95

Finding the Fourth Proportional to 7,453.79, 11,163.17 and 4,377.95

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Solution

The fourth proportional to 7,453.79, 11,163.17 and 4,377.95 is: 6,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.79 : 11,163.17 = 4,377.95 : x
  2. Step 2: Convert to fraction form
    7,453.79/11,163.17 = 4,377.95/x
  3. Step 3: Cross multiply
    7,453.79x = 11,163.17 × 4,377.95
  4. Step 4: Simplify right side
    7,453.79x = 48,871,778.21
  5. Step 5: Solve for x
    x = 48,871,778.21/7,453.79
  6. Step 6: Final answer
    x = 6,556.63

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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.