Home / 3,357.05-5,057.44-2,629.87

Finding the Fourth Proportional to 3,357.05, 5,057.44 and 2,629.87

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Solution

The fourth proportional to 3,357.05, 5,057.44 and 2,629.87 is: 3,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.05 : 5,057.44 = 2,629.87 : x
  2. Step 2: Convert to fraction form
    3,357.05/5,057.44 = 2,629.87/x
  3. Step 3: Cross multiply
    3,357.05x = 5,057.44 × 2,629.87
  4. Step 4: Simplify right side
    3,357.05x = 13,300,390.51
  5. Step 5: Solve for x
    x = 13,300,390.51/3,357.05
  6. Step 6: Final answer
    x = 3,961.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.