Home / 8,372.37-11,552.45-4,786.71

Finding the Fourth Proportional to 8,372.37, 11,552.45 and 4,786.71

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Solution

The fourth proportional to 8,372.37, 11,552.45 and 4,786.71 is: 6,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.37 : 11,552.45 = 4,786.71 : x
  2. Step 2: Convert to fraction form
    8,372.37/11,552.45 = 4,786.71/x
  3. Step 3: Cross multiply
    8,372.37x = 11,552.45 × 4,786.71
  4. Step 4: Simplify right side
    8,372.37x = 55,298,227.94
  5. Step 5: Solve for x
    x = 55,298,227.94/8,372.37
  6. Step 6: Final answer
    x = 6,604.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.