Home / 3,629.28-5,008.86-2,057.88

Finding the Fourth Proportional to 3,629.28, 5,008.86 and 2,057.88

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Solution

The fourth proportional to 3,629.28, 5,008.86 and 2,057.88 is: 2,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.28 : 5,008.86 = 2,057.88 : x
  2. Step 2: Convert to fraction form
    3,629.28/5,008.86 = 2,057.88/x
  3. Step 3: Cross multiply
    3,629.28x = 5,008.86 × 2,057.88
  4. Step 4: Simplify right side
    3,629.28x = 10,307,632.82
  5. Step 5: Solve for x
    x = 10,307,632.82/3,629.28
  6. Step 6: Final answer
    x = 2,840.13

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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.