Home / 2,624.08-3,622.76-1,629.90

Finding the Fourth Proportional to 2,624.08, 3,622.76 and 1,629.90

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Solution

The fourth proportional to 2,624.08, 3,622.76 and 1,629.90 is: 2,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.08 : 3,622.76 = 1,629.90 : x
  2. Step 2: Convert to fraction form
    2,624.08/3,622.76 = 1,629.90/x
  3. Step 3: Cross multiply
    2,624.08x = 3,622.76 × 1,629.90
  4. Step 4: Simplify right side
    2,624.08x = 5,904,736.52
  5. Step 5: Solve for x
    x = 5,904,736.52/2,624.08
  6. Step 6: Final answer
    x = 2,250.21

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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.