Home / 5,494.40-8,235.56-2,716.96

Finding the Fourth Proportional to 5,494.40, 8,235.56 and 2,716.96

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Solution

The fourth proportional to 5,494.40, 8,235.56 and 2,716.96 is: 4,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.40 : 8,235.56 = 2,716.96 : x
  2. Step 2: Convert to fraction form
    5,494.40/8,235.56 = 2,716.96/x
  3. Step 3: Cross multiply
    5,494.40x = 8,235.56 × 2,716.96
  4. Step 4: Simplify right side
    5,494.40x = 22,375,687.10
  5. Step 5: Solve for x
    x = 22,375,687.10/5,494.40
  6. Step 6: Final answer
    x = 4,072.45

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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.