Home / 7,958.97-10,983.69-5,446.35

Finding the Fourth Proportional to 7,958.97, 10,983.69 and 5,446.35

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Solution

The fourth proportional to 7,958.97, 10,983.69 and 5,446.35 is: 7,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.97 : 10,983.69 = 5,446.35 : x
  2. Step 2: Convert to fraction form
    7,958.97/10,983.69 = 5,446.35/x
  3. Step 3: Cross multiply
    7,958.97x = 10,983.69 × 5,446.35
  4. Step 4: Simplify right side
    7,958.97x = 59,821,020.03
  5. Step 5: Solve for x
    x = 59,821,020.03/7,958.97
  6. Step 6: Final answer
    x = 7,516.18

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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.