Home / 7,958.96-10,983.56-4,374

Finding the Fourth Proportional to 7,958.96, 10,983.56 and 4,374

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Solution

The fourth proportional to 7,958.96, 10,983.56 and 4,374 is: 6,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.96 : 10,983.56 = 4,374 : x
  2. Step 2: Convert to fraction form
    7,958.96/10,983.56 = 4,374/x
  3. Step 3: Cross multiply
    7,958.96x = 10,983.56 × 4,374
  4. Step 4: Simplify right side
    7,958.96x = 48,042,091.44
  5. Step 5: Solve for x
    x = 48,042,091.44/7,958.96
  6. Step 6: Final answer
    x = 6,036.23

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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.