Home / 4,480.97-6,721.43-1,559.25

Finding the Fourth Proportional to 4,480.97, 6,721.43 and 1,559.25

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Solution

The fourth proportional to 4,480.97, 6,721.43 and 1,559.25 is: 2,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.97 : 6,721.43 = 1,559.25 : x
  2. Step 2: Convert to fraction form
    4,480.97/6,721.43 = 1,559.25/x
  3. Step 3: Cross multiply
    4,480.97x = 6,721.43 × 1,559.25
  4. Step 4: Simplify right side
    4,480.97x = 10,480,390.70
  5. Step 5: Solve for x
    x = 10,480,390.70/4,480.97
  6. Step 6: Final answer
    x = 2,338.87

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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.