Home / 7,505.28-11,249.15-5,650.43

Finding the Fourth Proportional to 7,505.28, 11,249.15 and 5,650.43

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Solution

The fourth proportional to 7,505.28, 11,249.15 and 5,650.43 is: 8,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.28 : 11,249.15 = 5,650.43 : x
  2. Step 2: Convert to fraction form
    7,505.28/11,249.15 = 5,650.43/x
  3. Step 3: Cross multiply
    7,505.28x = 11,249.15 × 5,650.43
  4. Step 4: Simplify right side
    7,505.28x = 63,562,450.14
  5. Step 5: Solve for x
    x = 63,562,450.14/7,505.28
  6. Step 6: Final answer
    x = 8,469.03

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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.