Home / 3,629.40-5,007.54-2,057.44

Finding the Fourth Proportional to 3,629.40, 5,007.54 and 2,057.44

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Solution

The fourth proportional to 3,629.40, 5,007.54 and 2,057.44 is: 2,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.40 : 5,007.54 = 2,057.44 : x
  2. Step 2: Convert to fraction form
    3,629.40/5,007.54 = 2,057.44/x
  3. Step 3: Cross multiply
    3,629.40x = 5,007.54 × 2,057.44
  4. Step 4: Simplify right side
    3,629.40x = 10,302,713.10
  5. Step 5: Solve for x
    x = 10,302,713.10/3,629.40
  6. Step 6: Final answer
    x = 2,838.68

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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.