Home / 7,461.46-11,190.44-3,299.20

Finding the Fourth Proportional to 7,461.46, 11,190.44 and 3,299.20

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Solution

The fourth proportional to 7,461.46, 11,190.44 and 3,299.20 is: 4,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.46 : 11,190.44 = 3,299.20 : x
  2. Step 2: Convert to fraction form
    7,461.46/11,190.44 = 3,299.20/x
  3. Step 3: Cross multiply
    7,461.46x = 11,190.44 × 3,299.20
  4. Step 4: Simplify right side
    7,461.46x = 36,919,499.65
  5. Step 5: Solve for x
    x = 36,919,499.65/7,461.46
  6. Step 6: Final answer
    x = 4,948.03

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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.