Home / 7,983.54-11,016.81-4,626.09

Finding the Fourth Proportional to 7,983.54, 11,016.81 and 4,626.09

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Solution

The fourth proportional to 7,983.54, 11,016.81 and 4,626.09 is: 6,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.54 : 11,016.81 = 4,626.09 : x
  2. Step 2: Convert to fraction form
    7,983.54/11,016.81 = 4,626.09/x
  3. Step 3: Cross multiply
    7,983.54x = 11,016.81 × 4,626.09
  4. Step 4: Simplify right side
    7,983.54x = 50,964,754.57
  5. Step 5: Solve for x
    x = 50,964,754.57/7,983.54
  6. Step 6: Final answer
    x = 6,383.73

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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.