Home / 5,433.24-8,147.07-2,655.75

Finding the Fourth Proportional to 5,433.24, 8,147.07 and 2,655.75

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Solution

The fourth proportional to 5,433.24, 8,147.07 and 2,655.75 is: 3,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.24 : 8,147.07 = 2,655.75 : x
  2. Step 2: Convert to fraction form
    5,433.24/8,147.07 = 2,655.75/x
  3. Step 3: Cross multiply
    5,433.24x = 8,147.07 × 2,655.75
  4. Step 4: Simplify right side
    5,433.24x = 21,636,581.15
  5. Step 5: Solve for x
    x = 21,636,581.15/5,433.24
  6. Step 6: Final answer
    x = 3,982.26

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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.