Home / 4,491.45-6,738.26-1,718.08

Finding the Fourth Proportional to 4,491.45, 6,738.26 and 1,718.08

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Solution

The fourth proportional to 4,491.45, 6,738.26 and 1,718.08 is: 2,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.45 : 6,738.26 = 1,718.08 : x
  2. Step 2: Convert to fraction form
    4,491.45/6,738.26 = 1,718.08/x
  3. Step 3: Cross multiply
    4,491.45x = 6,738.26 × 1,718.08
  4. Step 4: Simplify right side
    4,491.45x = 11,576,844.30
  5. Step 5: Solve for x
    x = 11,576,844.30/4,491.45
  6. Step 6: Final answer
    x = 2,577.53

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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.