Home / 3,629.14-5,007.03-2,116.36

Finding the Fourth Proportional to 3,629.14, 5,007.03 and 2,116.36

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Solution

The fourth proportional to 3,629.14, 5,007.03 and 2,116.36 is: 2,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.14 : 5,007.03 = 2,116.36 : x
  2. Step 2: Convert to fraction form
    3,629.14/5,007.03 = 2,116.36/x
  3. Step 3: Cross multiply
    3,629.14x = 5,007.03 × 2,116.36
  4. Step 4: Simplify right side
    3,629.14x = 10,596,665.49
  5. Step 5: Solve for x
    x = 10,596,665.49/3,629.14
  6. Step 6: Final answer
    x = 2,919.89

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1.5x scale

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.