Home / 6,629.73-9,145.20-4,141.41

Finding the Fourth Proportional to 6,629.73, 9,145.20 and 4,141.41

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Solution

The fourth proportional to 6,629.73, 9,145.20 and 4,141.41 is: 5,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.73 : 9,145.20 = 4,141.41 : x
  2. Step 2: Convert to fraction form
    6,629.73/9,145.20 = 4,141.41/x
  3. Step 3: Cross multiply
    6,629.73x = 9,145.20 × 4,141.41
  4. Step 4: Simplify right side
    6,629.73x = 37,874,022.73
  5. Step 5: Solve for x
    x = 37,874,022.73/6,629.73
  6. Step 6: Final answer
    x = 5,712.75

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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.