Home / 8,101.92-11,183.45-4,745.81

Finding the Fourth Proportional to 8,101.92, 11,183.45 and 4,745.81

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Solution

The fourth proportional to 8,101.92, 11,183.45 and 4,745.81 is: 6,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.92 : 11,183.45 = 4,745.81 : x
  2. Step 2: Convert to fraction form
    8,101.92/11,183.45 = 4,745.81/x
  3. Step 3: Cross multiply
    8,101.92x = 11,183.45 × 4,745.81
  4. Step 4: Simplify right side
    8,101.92x = 53,074,533.07
  5. Step 5: Solve for x
    x = 53,074,533.07/8,101.92
  6. Step 6: Final answer
    x = 6,550.86

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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.