Home / 5,644.68-8,462.16-2,180.04

Finding the Fourth Proportional to 5,644.68, 8,462.16 and 2,180.04

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Solution

The fourth proportional to 5,644.68, 8,462.16 and 2,180.04 is: 3,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.68 : 8,462.16 = 2,180.04 : x
  2. Step 2: Convert to fraction form
    5,644.68/8,462.16 = 2,180.04/x
  3. Step 3: Cross multiply
    5,644.68x = 8,462.16 × 2,180.04
  4. Step 4: Simplify right side
    5,644.68x = 18,447,847.29
  5. Step 5: Solve for x
    x = 18,447,847.29/5,644.68
  6. Step 6: Final answer
    x = 3,268.18

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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.