Home / 8,174.58-12,263.09-3,792.48

Finding the Fourth Proportional to 8,174.58, 12,263.09 and 3,792.48

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Solution

The fourth proportional to 8,174.58, 12,263.09 and 3,792.48 is: 5,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.58 : 12,263.09 = 3,792.48 : x
  2. Step 2: Convert to fraction form
    8,174.58/12,263.09 = 3,792.48/x
  3. Step 3: Cross multiply
    8,174.58x = 12,263.09 × 3,792.48
  4. Step 4: Simplify right side
    8,174.58x = 46,507,523.56
  5. Step 5: Solve for x
    x = 46,507,523.56/8,174.58
  6. Step 6: Final answer
    x = 5,689.29

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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.