Home / 5,449.12-8,174.25-2,329.46

Finding the Fourth Proportional to 5,449.12, 8,174.25 and 2,329.46

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Solution

The fourth proportional to 5,449.12, 8,174.25 and 2,329.46 is: 3,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.12 : 8,174.25 = 2,329.46 : x
  2. Step 2: Convert to fraction form
    5,449.12/8,174.25 = 2,329.46/x
  3. Step 3: Cross multiply
    5,449.12x = 8,174.25 × 2,329.46
  4. Step 4: Simplify right side
    5,449.12x = 19,041,578.19
  5. Step 5: Solve for x
    x = 19,041,578.19/5,449.12
  6. Step 6: Final answer
    x = 3,494.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.