Home / 4,684.36-7,022.82-2,605.08

Finding the Fourth Proportional to 4,684.36, 7,022.82 and 2,605.08

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Solution

The fourth proportional to 4,684.36, 7,022.82 and 2,605.08 is: 3,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.36 : 7,022.82 = 2,605.08 : x
  2. Step 2: Convert to fraction form
    4,684.36/7,022.82 = 2,605.08/x
  3. Step 3: Cross multiply
    4,684.36x = 7,022.82 × 2,605.08
  4. Step 4: Simplify right side
    4,684.36x = 18,295,007.93
  5. Step 5: Solve for x
    x = 18,295,007.93/4,684.36
  6. Step 6: Final answer
    x = 3,905.55

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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.