Home / 7,350.64-11,027.82-3,189.67

Finding the Fourth Proportional to 7,350.64, 11,027.82 and 3,189.67

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Solution

The fourth proportional to 7,350.64, 11,027.82 and 3,189.67 is: 4,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.64 : 11,027.82 = 3,189.67 : x
  2. Step 2: Convert to fraction form
    7,350.64/11,027.82 = 3,189.67/x
  3. Step 3: Cross multiply
    7,350.64x = 11,027.82 × 3,189.67
  4. Step 4: Simplify right side
    7,350.64x = 35,175,106.62
  5. Step 5: Solve for x
    x = 35,175,106.62/7,350.64
  6. Step 6: Final answer
    x = 4,785.31

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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.