Home / 4,687.26-7,028.82-2,345.46

Finding the Fourth Proportional to 4,687.26, 7,028.82 and 2,345.46

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Solution

The fourth proportional to 4,687.26, 7,028.82 and 2,345.46 is: 3,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.26 : 7,028.82 = 2,345.46 : x
  2. Step 2: Convert to fraction form
    4,687.26/7,028.82 = 2,345.46/x
  3. Step 3: Cross multiply
    4,687.26x = 7,028.82 × 2,345.46
  4. Step 4: Simplify right side
    4,687.26x = 16,485,816.16
  5. Step 5: Solve for x
    x = 16,485,816.16/4,687.26
  6. Step 6: Final answer
    x = 3,517.15

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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.