Home / 2,627.76-3,626.30-1,579.88

Finding the Fourth Proportional to 2,627.76, 3,626.30 and 1,579.88

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Solution

The fourth proportional to 2,627.76, 3,626.30 and 1,579.88 is: 2,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.76 : 3,626.30 = 1,579.88 : x
  2. Step 2: Convert to fraction form
    2,627.76/3,626.30 = 1,579.88/x
  3. Step 3: Cross multiply
    2,627.76x = 3,626.30 × 1,579.88
  4. Step 4: Simplify right side
    2,627.76x = 5,729,118.84
  5. Step 5: Solve for x
    x = 5,729,118.84/2,627.76
  6. Step 6: Final answer
    x = 2,180.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.