Home / 6,781.24-10,168.67-2,623.21

Finding the Fourth Proportional to 6,781.24, 10,168.67 and 2,623.21

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Solution

The fourth proportional to 6,781.24, 10,168.67 and 2,623.21 is: 3,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.24 : 10,168.67 = 2,623.21 : x
  2. Step 2: Convert to fraction form
    6,781.24/10,168.67 = 2,623.21/x
  3. Step 3: Cross multiply
    6,781.24x = 10,168.67 × 2,623.21
  4. Step 4: Simplify right side
    6,781.24x = 26,674,537.97
  5. Step 5: Solve for x
    x = 26,674,537.97/6,781.24
  6. Step 6: Final answer
    x = 3,933.58

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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.