Home / 2,493.87-3,739.58-1,425.17

Finding the Fourth Proportional to 2,493.87, 3,739.58 and 1,425.17

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Solution

The fourth proportional to 2,493.87, 3,739.58 and 1,425.17 is: 2,137.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.87 : 3,739.58 = 1,425.17 : x
  2. Step 2: Convert to fraction form
    2,493.87/3,739.58 = 1,425.17/x
  3. Step 3: Cross multiply
    2,493.87x = 3,739.58 × 1,425.17
  4. Step 4: Simplify right side
    2,493.87x = 5,329,539.45
  5. Step 5: Solve for x
    x = 5,329,539.45/2,493.87
  6. Step 6: Final answer
    x = 2,137.06

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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.