Home / 7,399.13-11,093.22-4,476.78

Finding the Fourth Proportional to 7,399.13, 11,093.22 and 4,476.78

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Solution

The fourth proportional to 7,399.13, 11,093.22 and 4,476.78 is: 6,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.13 : 11,093.22 = 4,476.78 : x
  2. Step 2: Convert to fraction form
    7,399.13/11,093.22 = 4,476.78/x
  3. Step 3: Cross multiply
    7,399.13x = 11,093.22 × 4,476.78
  4. Step 4: Simplify right side
    7,399.13x = 49,661,905.43
  5. Step 5: Solve for x
    x = 49,661,905.43/7,399.13
  6. Step 6: Final answer
    x = 6,711.86

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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.