Home / 5,462.12-8,197.84-2,177.52

Finding the Fourth Proportional to 5,462.12, 8,197.84 and 2,177.52

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Solution

The fourth proportional to 5,462.12, 8,197.84 and 2,177.52 is: 3,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.12 : 8,197.84 = 2,177.52 : x
  2. Step 2: Convert to fraction form
    5,462.12/8,197.84 = 2,177.52/x
  3. Step 3: Cross multiply
    5,462.12x = 8,197.84 × 2,177.52
  4. Step 4: Simplify right side
    5,462.12x = 17,850,960.56
  5. Step 5: Solve for x
    x = 17,850,960.56/5,462.12
  6. Step 6: Final answer
    x = 3,268.14

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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.