Home / 8,505.44-12,755.32-3,574.16

Finding the Fourth Proportional to 8,505.44, 12,755.32 and 3,574.16

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Solution

The fourth proportional to 8,505.44, 12,755.32 and 3,574.16 is: 5,360.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.44 : 12,755.32 = 3,574.16 : x
  2. Step 2: Convert to fraction form
    8,505.44/12,755.32 = 3,574.16/x
  3. Step 3: Cross multiply
    8,505.44x = 12,755.32 × 3,574.16
  4. Step 4: Simplify right side
    8,505.44x = 45,589,481.82
  5. Step 5: Solve for x
    x = 45,589,481.82/8,505.44
  6. Step 6: Final answer
    x = 5,360.04

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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.