Home / 2,958.71-4,441.14-2,179.59

Finding the Fourth Proportional to 2,958.71, 4,441.14 and 2,179.59

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Solution

The fourth proportional to 2,958.71, 4,441.14 and 2,179.59 is: 3,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.71 : 4,441.14 = 2,179.59 : x
  2. Step 2: Convert to fraction form
    2,958.71/4,441.14 = 2,179.59/x
  3. Step 3: Cross multiply
    2,958.71x = 4,441.14 × 2,179.59
  4. Step 4: Simplify right side
    2,958.71x = 9,679,864.33
  5. Step 5: Solve for x
    x = 9,679,864.33/2,958.71
  6. Step 6: Final answer
    x = 3,271.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.