Home / 5,745.14-8,618.62-2,458.26

Finding the Fourth Proportional to 5,745.14, 8,618.62 and 2,458.26

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Solution

The fourth proportional to 5,745.14, 8,618.62 and 2,458.26 is: 3,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.14 : 8,618.62 = 2,458.26 : x
  2. Step 2: Convert to fraction form
    5,745.14/8,618.62 = 2,458.26/x
  3. Step 3: Cross multiply
    5,745.14x = 8,618.62 × 2,458.26
  4. Step 4: Simplify right side
    5,745.14x = 21,186,808.80
  5. Step 5: Solve for x
    x = 21,186,808.80/5,745.14
  6. Step 6: Final answer
    x = 3,687.78

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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.