Home / 5,551.85-7,661.46-3,033.90

Finding the Fourth Proportional to 5,551.85, 7,661.46 and 3,033.90

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Solution

The fourth proportional to 5,551.85, 7,661.46 and 3,033.90 is: 4,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.85 : 7,661.46 = 3,033.90 : x
  2. Step 2: Convert to fraction form
    5,551.85/7,661.46 = 3,033.90/x
  3. Step 3: Cross multiply
    5,551.85x = 7,661.46 × 3,033.90
  4. Step 4: Simplify right side
    5,551.85x = 23,244,120.85
  5. Step 5: Solve for x
    x = 23,244,120.85/5,551.85
  6. Step 6: Final answer
    x = 4,186.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.