Home / 3,141.03-4,709.70-1,839.75

Finding the Fourth Proportional to 3,141.03, 4,709.70 and 1,839.75

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Solution

The fourth proportional to 3,141.03, 4,709.70 and 1,839.75 is: 2,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.03 : 4,709.70 = 1,839.75 : x
  2. Step 2: Convert to fraction form
    3,141.03/4,709.70 = 1,839.75/x
  3. Step 3: Cross multiply
    3,141.03x = 4,709.70 × 1,839.75
  4. Step 4: Simplify right side
    3,141.03x = 8,664,670.58
  5. Step 5: Solve for x
    x = 8,664,670.58/3,141.03
  6. Step 6: Final answer
    x = 2,758.54

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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.