Home / 3,551.58-5,315.74-2,614.25

Finding the Fourth Proportional to 3,551.58, 5,315.74 and 2,614.25

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Solution

The fourth proportional to 3,551.58, 5,315.74 and 2,614.25 is: 3,912.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.58 : 5,315.74 = 2,614.25 : x
  2. Step 2: Convert to fraction form
    3,551.58/5,315.74 = 2,614.25/x
  3. Step 3: Cross multiply
    3,551.58x = 5,315.74 × 2,614.25
  4. Step 4: Simplify right side
    3,551.58x = 13,896,680.05
  5. Step 5: Solve for x
    x = 13,896,680.05/3,551.58
  6. Step 6: Final answer
    x = 3,912.82

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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.