Home / 3,629.14-5,008-2,057.20

Finding the Fourth Proportional to 3,629.14, 5,008 and 2,057.20

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Solution

The fourth proportional to 3,629.14, 5,008 and 2,057.20 is: 2,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.14 : 5,008 = 2,057.20 : x
  2. Step 2: Convert to fraction form
    3,629.14/5,008 = 2,057.20/x
  3. Step 3: Cross multiply
    3,629.14x = 5,008 × 2,057.20
  4. Step 4: Simplify right side
    3,629.14x = 10,302,457.60
  5. Step 5: Solve for x
    x = 10,302,457.60/3,629.14
  6. Step 6: Final answer
    x = 2,838.82

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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.