Home / 7,576.10-11,364.14-3,190.70

Finding the Fourth Proportional to 7,576.10, 11,364.14 and 3,190.70

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Solution

The fourth proportional to 7,576.10, 11,364.14 and 3,190.70 is: 4,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.10 : 11,364.14 = 3,190.70 : x
  2. Step 2: Convert to fraction form
    7,576.10/11,364.14 = 3,190.70/x
  3. Step 3: Cross multiply
    7,576.10x = 11,364.14 × 3,190.70
  4. Step 4: Simplify right side
    7,576.10x = 36,259,561.50
  5. Step 5: Solve for x
    x = 36,259,561.50/7,576.10
  6. Step 6: Final answer
    x = 4,786.05

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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.