Home / 5,198.87-7,798.26-2,424.01

Finding the Fourth Proportional to 5,198.87, 7,798.26 and 2,424.01

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Solution

The fourth proportional to 5,198.87, 7,798.26 and 2,424.01 is: 3,635.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.87 : 7,798.26 = 2,424.01 : x
  2. Step 2: Convert to fraction form
    5,198.87/7,798.26 = 2,424.01/x
  3. Step 3: Cross multiply
    5,198.87x = 7,798.26 × 2,424.01
  4. Step 4: Simplify right side
    5,198.87x = 18,903,060.22
  5. Step 5: Solve for x
    x = 18,903,060.22/5,198.87
  6. Step 6: Final answer
    x = 3,635.99

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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.