Home / 7,455.37-11,187.15-4,535.73

Finding the Fourth Proportional to 7,455.37, 11,187.15 and 4,535.73

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Solution

The fourth proportional to 7,455.37, 11,187.15 and 4,535.73 is: 6,806.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.37 : 11,187.15 = 4,535.73 : x
  2. Step 2: Convert to fraction form
    7,455.37/11,187.15 = 4,535.73/x
  3. Step 3: Cross multiply
    7,455.37x = 11,187.15 × 4,535.73
  4. Step 4: Simplify right side
    7,455.37x = 50,741,891.87
  5. Step 5: Solve for x
    x = 50,741,891.87/7,455.37
  6. Step 6: Final answer
    x = 6,806.09

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1.5x scale

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.