Home / 6,628.67-9,939.46-3,500.76

Finding the Fourth Proportional to 6,628.67, 9,939.46 and 3,500.76

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Solution

The fourth proportional to 6,628.67, 9,939.46 and 3,500.76 is: 5,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.67 : 9,939.46 = 3,500.76 : x
  2. Step 2: Convert to fraction form
    6,628.67/9,939.46 = 3,500.76/x
  3. Step 3: Cross multiply
    6,628.67x = 9,939.46 × 3,500.76
  4. Step 4: Simplify right side
    6,628.67x = 34,795,663.99
  5. Step 5: Solve for x
    x = 34,795,663.99/6,628.67
  6. Step 6: Final answer
    x = 5,249.27

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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.