Home / 2,949.88-4,422.39-1,562.38

Finding the Fourth Proportional to 2,949.88, 4,422.39 and 1,562.38

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Solution

The fourth proportional to 2,949.88, 4,422.39 and 1,562.38 is: 2,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.88 : 4,422.39 = 1,562.38 : x
  2. Step 2: Convert to fraction form
    2,949.88/4,422.39 = 1,562.38/x
  3. Step 3: Cross multiply
    2,949.88x = 4,422.39 × 1,562.38
  4. Step 4: Simplify right side
    2,949.88x = 6,909,453.69
  5. Step 5: Solve for x
    x = 6,909,453.69/2,949.88
  6. Step 6: Final answer
    x = 2,342.28

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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.